366369834681 has 24 divisors (see below), whose sum is σ = 552969406080. Its totient is φ = 233305687296.

The previous prime is 366369834671. The next prime is 366369834713. The reversal of 366369834681 is 186438963663.

It is a happy number.

366369834681 is a `hidden beast` number, since 3 + 66 + 36 + 9 + 83 + 468 + 1 = 666.

It is not a de Polignac number, because 366369834681 - 2¹⁸ = 366369572537 is a prime.

It is a super-2 number, since 2×366369834681² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (366369834661) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1066776 + ... + 1367753.

It is an arithmetic number, because the mean of its divisors is an integer number (23040391920).

Almost surely, 2^366369834681 is an apocalyptic number.

It is an amenable number.

366369834681 is a deficient number, since it is larger than the sum of its proper divisors (186599571399).

366369834681 is a wasteful number, since it uses less digits than its factorization.

366369834681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2435285 (or 2435282 counting only the distinct ones).

The product of its digits is 80621568, while the sum is 63.

The spelling of 366369834681 in words is "three hundred sixty-six billion, three hundred sixty-nine million, eight hundred thirty-four thousand, six hundred eighty-one".