361413551231 has 4 divisors (see below), whose sum is σ = 361802587200. Its totient is φ = 361024515264.

The previous prime is 361413551143. The next prime is 361413551263. The reversal of 361413551231 is 132155314163.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 361413551231 - 2²⁶ = 361346442367 is a prime.

It is a super-2 number, since 2×361413551231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 361413551191 and 361413551200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361413551531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194516591 + ... + 194518448.

It is an arithmetic number, because the mean of its divisors is an integer number (90450646800).

Almost surely, 2^361413551231 is an apocalyptic number.

361413551231 is a deficient number, since it is larger than the sum of its proper divisors (389035969).

361413551231 is an equidigital number, since it uses as much as digits as its factorization.

361413551231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389035968.

The product of its digits is 32400, while the sum is 35.

Adding to 361413551231 its reverse (132155314163), we get a palindrome (493568865394).

The spelling of 361413551231 in words is "three hundred sixty-one billion, four hundred thirteen million, five hundred fifty-one thousand, two hundred thirty-one".