137779839951 has 8 divisors (see below), whose sum is σ = 197837718960. Its totient is φ = 84787593792.

The previous prime is 137779839917. The next prime is 137779839991. The reversal of 137779839951 is 159938977731.

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

It is not a de Polignac number, because 137779839951 - 2¹¹ = 137779837903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137779839991) 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, 1766408166 + ... + 1766408243.

It is an arithmetic number, because the mean of its divisors is an integer number (24729714870).

Almost surely, 2^137779839951 is an apocalyptic number.

137779839951 is a deficient number, since it is larger than the sum of its proper divisors (60057879009).

137779839951 is a wasteful number, since it uses less digits than its factorization.

137779839951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3532816425.

The product of its digits is 90016920, while the sum is 69.

The spelling of 137779839951 in words is "one hundred thirty-seven billion, seven hundred seventy-nine million, eight hundred thirty-nine thousand, nine hundred fifty-one".