15066944256 has 144 divisors (see below), whose sum is σ = 49354129664. Its totient is φ = 3973681152.

The previous prime is 15066944237. The next prime is 15066944257. The reversal of 15066944256 is 65244966051.

It is a super-2 number, since 2×15066944256² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (15066944257) 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, 37906 + ... + 177681.

Almost surely, 2^15066944256 is an apocalyptic number.

15066944256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15066944256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24677064832).

15066944256 is an abundant number, since it is smaller than the sum of its proper divisors (34287185408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15066944256 is a wasteful number, since it uses less digits than its factorization.

15066944256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215626 (or 215612 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 15066944256 in words is "fifteen billion, sixty-six million, nine hundred forty-four thousand, two hundred fifty-six".