137456715705 has 8 divisors (see below), whose sum is σ = 219930745152. Its totient is φ = 73310248368.

The previous prime is 137456715679. The next prime is 137456715707. The reversal of 137456715705 is 507517654731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 137456715705 - 2³² = 133161748409 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137456715707) 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, 4581890509 + ... + 4581890538.

It is an arithmetic number, because the mean of its divisors is an integer number (27491343144).

Almost surely, 2^137456715705 is an apocalyptic number.

137456715705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

137456715705 is a deficient number, since it is larger than the sum of its proper divisors (82474029447).

137456715705 is an equidigital number, since it uses as much as digits as its factorization.

137456715705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9163781055.

The product of its (nonzero) digits is 3087000, while the sum is 51.

The spelling of 137456715705 in words is "one hundred thirty-seven billion, four hundred fifty-six million, seven hundred fifteen thousand, seven hundred five".