56862221312 has 132 divisors (see below), whose sum is σ = 125722089216. Its totient is φ = 25682042880.

The previous prime is 56862221263. The next prime is 56862221389. The reversal of 56862221312 is 21312226865.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8130137 + ... + 8137127.

Almost surely, 2^56862221312 is an apocalyptic number.

56862221312 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56862221312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62861044608).

56862221312 is an abundant number, since it is smaller than the sum of its proper divisors (68859867904).

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

56862221312 is a wasteful number, since it uses less digits than its factorization.

56862221312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7084 (or 7053 counting only the distinct ones).

The product of its digits is 69120, while the sum is 38.

The spelling of 56862221312 in words is "fifty-six billion, eight hundred sixty-two million, two hundred twenty-one thousand, three hundred twelve".