137504831799 has 4 divisors (see below), whose sum is σ = 183339775736. Its totient is φ = 91669887864.

The previous prime is 137504831791. The next prime is 137504831833. The reversal of 137504831799 is 997138405731.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 137504831799 - 2³ = 137504831791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137504831791) 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, 22917471964 + ... + 22917471969.

It is an arithmetic number, because the mean of its divisors is an integer number (45834943934).

Almost surely, 2^137504831799 is an apocalyptic number.

137504831799 is a deficient number, since it is larger than the sum of its proper divisors (45834943937).

137504831799 is an equidigital number, since it uses as much as digits as its factorization.

137504831799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45834943936.

The product of its (nonzero) digits is 5715360, while the sum is 57.

The spelling of 137504831799 in words is "one hundred thirty-seven billion, five hundred four million, eight hundred thirty-one thousand, seven hundred ninety-nine".