137640633366 has 32 divisors (see below), whose sum is σ = 289296235008. Its totient is φ = 43602058080.

The previous prime is 137640633353. The next prime is 137640633401. The reversal of 137640633366 is 663336046731.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7199790 + ... + 7218881.

It is an arithmetic number, because the mean of its divisors is an integer number (9040507344).

Almost surely, 2^137640633366 is an apocalyptic number.

137640633366 is an abundant number, since it is smaller than the sum of its proper divisors (151655601642).

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

137640633366 is a wasteful number, since it uses less digits than its factorization.

137640633366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14418756.

The product of its (nonzero) digits is 2939328, while the sum is 48.

The spelling of 137640633366 in words is "one hundred thirty-seven billion, six hundred forty million, six hundred thirty-three thousand, three hundred sixty-six".