56899403070 has 128 divisors (see below), whose sum is σ = 151983599616. Its totient is φ = 13559648256.

The previous prime is 56899403009. The next prime is 56899403129. The reversal of 56899403070 is 7030499865.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1589307 + ... + 1624713.

It is an arithmetic number, because the mean of its divisors is an integer number (1187371872).

Almost surely, 2^56899403070 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56899403070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75991799808).

56899403070 is an abundant number, since it is smaller than the sum of its proper divisors (95084196546).

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

56899403070 is a wasteful number, since it uses less digits than its factorization.

56899403070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35594.

The product of its (nonzero) digits is 1632960, while the sum is 51.

The spelling of 56899403070 in words is "fifty-six billion, eight hundred ninety-nine million, four hundred three thousand, seventy".