561582386410364 has 48 divisors (see below), whose sum is σ = 1072595752956000. Its totient is φ = 255149517004800.

The previous prime is 561582386410349. The next prime is 561582386410373. The reversal of 561582386410364 is 463014683285165.

It is a super-2 number, since 2×561582386410364² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 561582386410297 and 561582386410306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1458610844 + ... + 1458995804.

It is an arithmetic number, because the mean of its divisors is an integer number (22345744853250).

Almost surely, 2^{561582386410364} is an apocalyptic number.

It is an amenable number.

561582386410364 is a deficient number, since it is larger than the sum of its proper divisors (511013366545636).

561582386410364 is a wasteful number, since it uses less digits than its factorization.

561582386410364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399854 (or 399852 counting only the distinct ones).

The product of its (nonzero) digits is 99532800, while the sum is 62.

The spelling of 561582386410364 in words is "five hundred sixty-one trillion, five hundred eighty-two billion, three hundred eighty-six million, four hundred ten thousand, three hundred sixty-four".