56628943360 has 80 divisors (see below), whose sum is σ = 148120153632. Its totient is φ = 20592332800.

The previous prime is 56628943339. The next prime is 56628943363. The reversal of 56628943360 is 6334982665.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 56628943298 and 56628943307.

It is not an unprimeable number, because it can be changed into a prime (56628943363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 977326 + ... + 1033645.

Almost surely, 2^56628943360 is an apocalyptic number.

It is an amenable number.

56628943360 is an abundant number, since it is smaller than the sum of its proper divisors (91491210272).

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

56628943360 is a wasteful number, since it uses less digits than its factorization.

56628943360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2011005 (or 2010989 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 52.

The spelling of 56628943360 in words is "fifty-six billion, six hundred twenty-eight million, nine hundred forty-three thousand, three hundred sixty".