56972473152 has 112 divisors (see below), whose sum is σ = 172829110272. Its totient is φ = 16225390080.

The previous prime is 56972473141. The next prime is 56972473163. The reversal of 56972473152 is 25137427965.

It is an interprime number because it is at equal distance from previous prime (56972473141) and next prime (56972473163).

It is a tau number, because it is divible by the number of its divisors (112).

It is a junction number, because it is equal to n+sod(n) for n = 56972473095 and 56972473104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349833 + ... + 486135.

It is an arithmetic number, because the mean of its divisors is an integer number (1543117056).

Almost surely, 2^56972473152 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 56972473152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86414555136).

56972473152 is an abundant number, since it is smaller than the sum of its proper divisors (115856637120).

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

56972473152 is a wasteful number, since it uses less digits than its factorization.

56972473152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136636 (or 136626 counting only the distinct ones).

The product of its digits is 3175200, while the sum is 51.

The spelling of 56972473152 in words is "fifty-six billion, nine hundred seventy-two million, four hundred seventy-three thousand, one hundred fifty-two".