137637513849 has 8 divisors (see below), whose sum is σ = 200200020192. Its totient is φ = 83416675040.

The previous prime is 137637513847. The next prime is 137637513883. The reversal of 137637513849 is 948315736731.

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

It is a cyclic number.

It is not a de Polignac number, because 137637513849 - 2¹ = 137637513847 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137637513841) 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, 2085416844 + ... + 2085416909.

It is an arithmetic number, because the mean of its divisors is an integer number (25025002524).

Almost surely, 2^137637513849 is an apocalyptic number.

It is an amenable number.

137637513849 is a deficient number, since it is larger than the sum of its proper divisors (62562506343).

137637513849 is a wasteful number, since it uses less digits than its factorization.

137637513849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4170833767.

The product of its digits is 11430720, while the sum is 57.

The spelling of 137637513849 in words is "one hundred thirty-seven billion, six hundred thirty-seven million, five hundred thirteen thousand, eight hundred forty-nine".