4421147757 has 16 divisors (see below), whose sum is σ = 6360079488. Its totient is φ = 2715664320.

The previous prime is 4421147737. The next prime is 4421147761. The reversal of 4421147757 is 7577411244.

It is a happy number.

It is not a de Polignac number, because 4421147757 - 2¹⁴ = 4421131373 is a prime.

It is a super-2 number, since 2×4421147757² = 39093094978452262098, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4421147737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83673 + ... + 125870.

It is an arithmetic number, because the mean of its divisors is an integer number (397504968).

Almost surely, 2^4421147757 is an apocalyptic number.

It is an amenable number.

4421147757 is a deficient number, since it is larger than the sum of its proper divisors (1938931731).

4421147757 is a wasteful number, since it uses less digits than its factorization.

4421147757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210100.

The product of its digits is 219520, while the sum is 42.

The square root of 4421147757 is about 66491.7119421661. The cubic root of 4421147757 is about 1641.2636202460.

The spelling of 4421147757 in words is "four billion, four hundred twenty-one million, one hundred forty-seven thousand, seven hundred fifty-seven".