137139698774 has 8 divisors (see below), whose sum is σ = 221533359600. Its totient is φ = 63295245576.

The previous prime is 137139698771. The next prime is 137139698831. The reversal of 137139698774 is 477896931731.

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

It is a self number, because there is not a number n which added to its sum of digits gives 137139698774.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137139698771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2637301874 + ... + 2637301925.

It is an arithmetic number, because the mean of its divisors is an integer number (27691669950).

Almost surely, 2^137139698774 is an apocalyptic number.

137139698774 is a deficient number, since it is larger than the sum of its proper divisors (84393660826).

137139698774 is a wasteful number, since it uses less digits than its factorization.

137139698774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5274603814.

The product of its digits is 48009024, while the sum is 65.

The spelling of 137139698774 in words is "one hundred thirty-seven billion, one hundred thirty-nine million, six hundred ninety-eight thousand, seven hundred seventy-four".