137637512794 has 8 divisors (see below), whose sum is σ = 218600755668. Its totient is φ = 64770594240.

The previous prime is 137637512791. The next prime is 137637512827. The reversal of 137637512794 is 497215736731.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 134625149569 + 3012363225 = 366913^2 + 54885^2 .

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

It is not an unprimeable number, because it can be changed into a prime (137637512791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2024081037 + ... + 2024081104.

Almost surely, 2^137637512794 is an apocalyptic number.

137637512794 is a deficient number, since it is larger than the sum of its proper divisors (80963242874).

137637512794 is a wasteful number, since it uses less digits than its factorization.

137637512794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4048162160.

The product of its digits is 6667920, while the sum is 55.

The spelling of 137637512794 in words is "one hundred thirty-seven billion, six hundred thirty-seven million, five hundred twelve thousand, seven hundred ninety-four".