137266312546640 has 80 divisors (see below), whose sum is σ = 320790397386240. Its totient is φ = 54623749985280.

The previous prime is 137266312546633. The next prime is 137266312546679. The reversal of 137266312546640 is 46645213662731.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16231052 + ... + 23194388.

It is an arithmetic number, because the mean of its divisors is an integer number (4009879967328).

Almost surely, 2^{137266312546640} is an apocalyptic number.

137266312546640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

137266312546640 is an abundant number, since it is smaller than the sum of its proper divisors (183524084839600).

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

137266312546640 is a wasteful number, since it uses less digits than its factorization.

137266312546640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6964620 (or 6964614 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 56.

The spelling of 137266312546640 in words is "one hundred thirty-seven trillion, two hundred sixty-six billion, three hundred twelve million, five hundred forty-six thousand, six hundred forty".