4912615444 has 12 divisors (see below), whose sum is σ = 9378629568. Its totient is φ = 2233007000.

The previous prime is 4912615429. The next prime is 4912615447. The reversal of 4912615444 is 4445162194.

It is a junction number, because it is equal to n+sod(n) for n = 4912615397 and 4912615406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4912615447) 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, 55825132 + ... + 55825219.

It is an arithmetic number, because the mean of its divisors is an integer number (781552464).

Almost surely, 2^4912615444 is an apocalyptic number.

4912615444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4912615444 is a deficient number, since it is larger than the sum of its proper divisors (4466014124).

4912615444 is a wasteful number, since it uses less digits than its factorization.

4912615444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111650366 (or 111650364 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 4912615444 is about 70090.0523897650. The cubic root of 4912615444 is about 1699.9556440561.

The spelling of 4912615444 in words is "four billion, nine hundred twelve million, six hundred fifteen thousand, four hundred forty-four".