36628740397440 has 256 divisors, whose sum is σ = 130748267520000. Its totient is φ = 9690752784384.

The previous prime is 36628740397423. The next prime is 36628740397597. The reversal of 36628740397440 is 4479304782663.

36628740397440 is a `hidden beast` number, since 3 + 6 + 62 + 8 + 7 + 40 + 3 + 97 + 440 = 666.

It is a congruent number.

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, 6150790 + ... + 10539909.

It is an arithmetic number, because the mean of its divisors is an integer number (510735420000).

Almost surely, 2^{36628740397440} is an apocalyptic number.

36628740397440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36628740397440 is an abundant number, since it is smaller than the sum of its proper divisors (94119527122560).

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

36628740397440 is a wasteful number, since it uses less digits than its factorization.

36628740397440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16690854 (or 16690836 counting only the distinct ones).

The product of its (nonzero) digits is 146313216, while the sum is 63.

The spelling of 36628740397440 in words is "thirty-six trillion, six hundred twenty-eight billion, seven hundred forty million, three hundred ninety-seven thousand, four hundred forty".