369386940018 has 64 divisors (see below), whose sum is σ = 765147389184. Its totient is φ = 118818336000.

The previous prime is 369386939983. The next prime is 369386940023. The reversal of 369386940018 is 810049683963.

It is a happy number.

It is a super-2 number, since 2×369386940018² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 369386940018.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9485908 + ... + 9524768.

It is an arithmetic number, because the mean of its divisors is an integer number (11955427956).

Almost surely, 2^369386940018 is an apocalyptic number.

369386940018 is an abundant number, since it is smaller than the sum of its proper divisors (395760449166).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

369386940018 is a wasteful number, since it uses less digits than its factorization.

369386940018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39411.

The product of its (nonzero) digits is 6718464, while the sum is 57.

The spelling of 369386940018 in words is "three hundred sixty-nine billion, three hundred eighty-six million, nine hundred forty thousand, eighteen".