137191566672 has 40 divisors (see below), whose sum is σ = 393790609280. Its totient is φ = 45730522080.

The previous prime is 137191566647. The next prime is 137191566683. The reversal of 137191566672 is 276665191731.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 158786104 + ... + 158786967.

It is an arithmetic number, because the mean of its divisors is an integer number (9844765232).

Almost surely, 2^137191566672 is an apocalyptic number.

137191566672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

137191566672 is an abundant number, since it is smaller than the sum of its proper divisors (256599042608).

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

137191566672 is a wasteful number, since it uses less digits than its factorization.

137191566672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317573088 (or 317573076 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 54.

The spelling of 137191566672 in words is "one hundred thirty-seven billion, one hundred ninety-one million, five hundred sixty-six thousand, six hundred seventy-two".