137704231275 has 24 divisors (see below), whose sum is σ = 245184150960. Its totient is φ = 67792851840.

The previous prime is 137704231271. The next prime is 137704231303. The reversal of 137704231275 is 572132407731.

It is not a de Polignac number, because 137704231275 - 2² = 137704231271 is a prime.

It is a super-2 number, since 2×137704231275² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (137704231271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70616580 + ... + 70618529.

It is an arithmetic number, because the mean of its divisors is an integer number (10216006290).

Almost surely, 2^137704231275 is an apocalyptic number.

137704231275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

137704231275 is a deficient number, since it is larger than the sum of its proper divisors (107479919685).

137704231275 is a wasteful number, since it uses less digits than its factorization.

137704231275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141235135 (or 141235130 counting only the distinct ones).

The product of its (nonzero) digits is 246960, while the sum is 42.

The spelling of 137704231275 in words is "one hundred thirty-seven billion, seven hundred four million, two hundred thirty-one thousand, two hundred seventy-five".