56589784757212 has 96 divisors (see below), whose sum is σ = 118129139122176. Its totient is φ = 23210723793600.

The previous prime is 56589784757201. The next prime is 56589784757227. The reversal of 56589784757212 is 21275748798565.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33458073 + ... + 35108719.

It is an arithmetic number, because the mean of its divisors is an integer number (1230511865856).

Almost surely, 2^{56589784757212} 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 56589784757212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59064569561088).

56589784757212 is an abundant number, since it is smaller than the sum of its proper divisors (61539354364964).

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

56589784757212 is a wasteful number, since it uses less digits than its factorization.

56589784757212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651127 (or 1651125 counting only the distinct ones).

The product of its digits is 2370816000, while the sum is 76.

The spelling of 56589784757212 in words is "fifty-six trillion, five hundred eighty-nine billion, seven hundred eighty-four million, seven hundred fifty-seven thousand, two hundred twelve".