56430019926 has 32 divisors (see below), whose sum is σ = 143314337280. Its totient is φ = 16122862728.

The previous prime is 56430019907. The next prime is 56430019927. The reversal of 56430019926 is 62991003465.

56430019926 is a `hidden beast` number, since 5 + 6 + 430 + 0 + 199 + 26 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56430019927) 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, 74642506 + ... + 74643261.

It is an arithmetic number, because the mean of its divisors is an integer number (4478573040).

Almost surely, 2^56430019926 is an apocalyptic number.

56430019926 is an abundant number, since it is smaller than the sum of its proper divisors (86884317354).

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

56430019926 is a wasteful number, since it uses less digits than its factorization.

56430019926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149285785 (or 149285779 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 56430019926 in words is "fifty-six billion, four hundred thirty million, nineteen thousand, nine hundred twenty-six".