56851194312 has 288 divisors, whose sum is σ = 173361876480. Its totient is φ = 16689600000.

The previous prime is 56851194307. The next prime is 56851194343. The reversal of 56851194312 is 21349115865.

It is a happy number.

56851194312 is a `hidden beast` number, since 568 + 51 + 1 + 9 + 4 + 31 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 297650137 + ... + 297650327.

It is an arithmetic number, because the mean of its divisors is an integer number (601950960).

Almost surely, 2^56851194312 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 56851194312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86680938240).

56851194312 is an abundant number, since it is smaller than the sum of its proper divisors (116510682168).

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

56851194312 is a wasteful number, since it uses less digits than its factorization.

56851194312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437 (or 369 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The spelling of 56851194312 in words is "fifty-six billion, eight hundred fifty-one million, one hundred ninety-four thousand, three hundred twelve".