56862221311 has 8 divisors (see below), whose sum is σ = 64991329280. Its totient is φ = 48734596728.

The previous prime is 56862221263. The next prime is 56862221389. The reversal of 56862221311 is 11312226865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56862221311 - 2⁷ = 56862221183 is a prime.

It is a super-2 number, since 2×56862221311² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56860221311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287451 + ... + 443116.

It is an arithmetic number, because the mean of its divisors is an integer number (8123916160).

Almost surely, 2^56862221311 is an apocalyptic number.

56862221311 is a deficient number, since it is larger than the sum of its proper divisors (8129107969).

56862221311 is a wasteful number, since it uses less digits than its factorization.

56862221311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741693.

The product of its digits is 34560, while the sum is 37.

The spelling of 56862221311 in words is "fifty-six billion, eight hundred sixty-two million, two hundred twenty-one thousand, three hundred eleven".