365625982481 has 32 divisors (see below), whose sum is σ = 392618078208. Its totient is φ = 339678852480.

The previous prime is 365625982441. The next prime is 365625982483. The reversal of 365625982481 is 184289526563.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-365625982481 is a prime.

It is a super-2 number, since 2×365625982481² (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 365625982481.

It is not an unprimeable number, because it can be changed into a prime (365625982483) 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, 171092045 + ... + 171094181.

It is an arithmetic number, because the mean of its divisors is an integer number (12269314944).

Almost surely, 2^365625982481 is an apocalyptic number.

It is an amenable number.

365625982481 is a deficient number, since it is larger than the sum of its proper divisors (26992095727).

365625982481 is a wasteful number, since it uses less digits than its factorization.

365625982481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3341.

The product of its digits is 24883200, while the sum is 59.

The spelling of 365625982481 in words is "three hundred sixty-five billion, six hundred twenty-five million, nine hundred eighty-two thousand, four hundred eighty-one".