56434375320 has 256 divisors, whose sum is σ = 185440665600. Its totient is φ = 13686382080.

The previous prime is 56434375279. The next prime is 56434375331. The reversal of 56434375320 is 2357343465.

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, 8973217 + ... + 8979503.

It is an arithmetic number, because the mean of its divisors is an integer number (724377600).

Almost surely, 2^56434375320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56434375320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92720332800).

56434375320 is an abundant number, since it is smaller than the sum of its proper divisors (129006290280).

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

56434375320 is a wasteful number, since it uses less digits than its factorization.

56434375320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6478 (or 6474 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 42.

The spelling of 56434375320 in words is "fifty-six billion, four hundred thirty-four million, three hundred seventy-five thousand, three hundred twenty".