364561440231 has 4 divisors (see below), whose sum is σ = 486081920312. Its totient is φ = 243040960152.

The previous prime is 364561440197. The next prime is 364561440259. The reversal of 364561440231 is 132044165463.

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

It is not a de Polignac number, because 364561440231 - 2³⁸ = 89683533287 is a prime.

It is a super-2 number, since 2×364561440231² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 364561440231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (364561440631) 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, 60760240036 + ... + 60760240041.

It is an arithmetic number, because the mean of its divisors is an integer number (121520480078).

Almost surely, 2^364561440231 is an apocalyptic number.

364561440231 is a deficient number, since it is larger than the sum of its proper divisors (121520480081).

364561440231 is a wasteful number, since it uses less digits than its factorization.

364561440231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121520480080.

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 364561440231 in words is "three hundred sixty-four billion, five hundred sixty-one million, four hundred forty thousand, two hundred thirty-one".