56312677621365 has 32 divisors (see below), whose sum is σ = 98291609796096. Its totient is φ = 27303007901760.

The previous prime is 56312677621363. The next prime is 56312677621429.

It is a happy number.

56312677621365 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56312677621365 - 2¹ = 56312677621363 is a prime.

It is a super-2 number, since 2×56312677621365² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56312677621299 and 56312677621308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56312677621363) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54543634 + ... + 55566476.

It is an arithmetic number, because the mean of its divisors is an integer number (3071612806128).

Almost surely, 2^{56312677621365} is an apocalyptic number.

56312677621365 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56312677621365 is a deficient number, since it is larger than the sum of its proper divisors (41978932174731).

56312677621365 is a wasteful number, since it uses less digits than its factorization.

56312677621365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1356529.

The product of its digits is 57153600, while the sum is 60.

The spelling of 56312677621365 in words is "fifty-six trillion, three hundred twelve billion, six hundred seventy-seven million, six hundred twenty-one thousand, three hundred sixty-five".