364861856131 has 2 divisors, whose sum is σ = 364861856132. Its totient is φ = 364861856130.

The previous prime is 364861856111. The next prime is 364861856189. The reversal of 364861856131 is 131658168463.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 364861856131 - 2¹³ = 364861847939 is a prime.

It is a super-2 number, since 2×364861856131² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (364861856111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182430928065 + 182430928066.

It is an arithmetic number, because the mean of its divisors is an integer number (182430928066).

Almost surely, 2^364861856131 is an apocalyptic number.

364861856131 is a deficient number, since it is larger than the sum of its proper divisors (1).

364861856131 is an equidigital number, since it uses as much as digits as its factorization.

364861856131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 52.

The spelling of 364861856131 in words is "three hundred sixty-four billion, eight hundred sixty-one million, eight hundred fifty-six thousand, one hundred thirty-one".