137564427701 has 4 divisors (see below), whose sum is σ = 137656200000. Its totient is φ = 137472655404.

The previous prime is 137564427697. The next prime is 137564427709. The reversal of 137564427701 is 107724465731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 137564427701 - 2² = 137564427697 is a prime.

It is a super-2 number, since 2×137564427701² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137564427709) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45883901 + ... + 45886898.

It is an arithmetic number, because the mean of its divisors is an integer number (34414050000).

Almost surely, 2^137564427701 is an apocalyptic number.

It is an amenable number.

137564427701 is a deficient number, since it is larger than the sum of its proper divisors (91772299).

137564427701 is an equidigital number, since it uses as much as digits as its factorization.

137564427701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91772298.

The product of its (nonzero) digits is 987840, while the sum is 47.

The spelling of 137564427701 in words is "one hundred thirty-seven billion, five hundred sixty-four million, four hundred twenty-seven thousand, seven hundred one".