56658312448 has 72 divisors (see below), whose sum is σ = 117242858880. Its totient is φ = 27294382080.

The previous prime is 56658312427. The next prime is 56658312461. The reversal of 56658312448 is 84421385665.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 56658312395 and 56658312404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3607653 + ... + 3623323.

It is an arithmetic number, because the mean of its divisors is an integer number (1628373040).

Almost surely, 2^56658312448 is an apocalyptic number.

56658312448 is a gapful number since it is divisible by the number (58) 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 56658312448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58621429440).

56658312448 is an abundant number, since it is smaller than the sum of its proper divisors (60584546432).

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

56658312448 is a wasteful number, since it uses less digits than its factorization.

56658312448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16203 (or 16189 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 52.

The spelling of 56658312448 in words is "fifty-six billion, six hundred fifty-eight million, three hundred twelve thousand, four hundred forty-eight".