137651672 has 32 divisors (see below), whose sum is σ = 263671200. Its totient is φ = 67355904.

The previous prime is 137651659. The next prime is 137651677. The reversal of 137651672 is 276156731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137651677) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72398 + ... + 74274.

It is an arithmetic number, because the mean of its divisors is an integer number (8239725).

Almost surely, 2^137651672 is an apocalyptic number.

It is an amenable number.

137651672 is a deficient number, since it is larger than the sum of its proper divisors (126019528).

137651672 is a wasteful number, since it uses less digits than its factorization.

137651672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075 (or 2071 counting only the distinct ones).

The product of its digits is 52920, while the sum is 38.

The square root of 137651672 is about 11732.5049328777. The cubic root of 137651672 is about 516.3297673724.

The spelling of 137651672 in words is "one hundred thirty-seven million, six hundred fifty-one thousand, six hundred seventy-two".