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4466666644 = 2211101515151
BaseRepresentation
bin1000010100011101…
…11110110010010100
3102112021211011201221
410022032332302110
533121431313034
62015120100124
7215455016506
oct41216766224
912467734657
104466666644
111992353840
12a47a64644
1356250551b
1430530dd76
151b2206bb4
hex10a3bec94

4466666644 has 12 divisors (see below), whose sum is σ = 8527272768. Its totient is φ = 2030303000.

The previous prime is 4466666621. The next prime is 4466666647.

It is a happy number.

4466666644 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×44666666442 = 39902221817244445472, which contains 22 as substring.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 4466666591 and 4466666600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4466666647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50757532 + ... + 50757619.

It is an arithmetic number, because the mean of its divisors is an integer number (710606064).

It is a self-describing number.

Almost surely, 24466666644 is an apocalyptic number.

4466666644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4466666644 is a deficient number, since it is larger than the sum of its proper divisors (4060606124).

4466666644 is a wasteful number, since it uses less digits than its factorization.

4466666644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101515166 (or 101515164 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 52.

The square root of 4466666644 is about 66833.1253496348. The cubic root of 4466666644 is about 1646.8770613241.

The spelling of 4466666644 in words is "four billion, four hundred sixty-six million, six hundred sixty-six thousand, six hundred forty-four".

Divisors: 1 2 4 11 22 44 101515151 203030302 406060604 1116666661 2233333322 4466666644