15466644456 has 32 divisors (see below), whose sum is σ = 38670475200. Its totient is φ = 5155032960.

The previous prime is 15466644449. The next prime is 15466644481. The reversal of 15466644456 is 65444666451.

15466644456 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 15466644399 and 15466644408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271380 + ... + 323388.

It is an arithmetic number, because the mean of its divisors is an integer number (1208452350).

Almost surely, 2^15466644456 is an apocalyptic number.

It is an amenable number.

15466644456 is an abundant number, since it is smaller than the sum of its proper divisors (23203830744).

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

15466644456 is a wasteful number, since it uses less digits than its factorization.

15466644456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64409 (or 64405 counting only the distinct ones).

The product of its digits is 8294400, while the sum is 51.

The spelling of 15466644456 in words is "fifteen billion, four hundred sixty-six million, six hundred forty-four thousand, four hundred fifty-six".