137720275234 has 16 divisors (see below), whose sum is σ = 211541413248. Its totient is φ = 67214327472.

The previous prime is 137720275207. The next prime is 137720275289. The reversal of 137720275234 is 432572027731.

It is a happy 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, 1928892 + ... + 1999015.

It is an arithmetic number, because the mean of its divisors is an integer number (13221338328).

Almost surely, 2^137720275234 is an apocalyptic number.

137720275234 is a deficient number, since it is larger than the sum of its proper divisors (73821138014).

137720275234 is a wasteful number, since it uses less digits than its factorization.

137720275234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3928329.

The product of its (nonzero) digits is 493920, while the sum is 43.

The spelling of 137720275234 in words is "one hundred thirty-seven billion, seven hundred twenty million, two hundred seventy-five thousand, two hundred thirty-four".