137972510699 has 8 divisors (see below), whose sum is σ = 144330355872. Its totient is φ = 131644585600.

The previous prime is 137972510633. The next prime is 137972510773. The reversal of 137972510699 is 996015279731.

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 137972510699 - 2¹² = 137972506603 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137972510609) 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 7 ways as a sum of consecutive naturals, for example, 7470584 + ... + 7489029.

It is an arithmetic number, because the mean of its divisors is an integer number (18041294484).

Almost surely, 2^137972510699 is an apocalyptic number.

137972510699 is a deficient number, since it is larger than the sum of its proper divisors (6357845173).

137972510699 is a wasteful number, since it uses less digits than its factorization.

137972510699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14960037.

The product of its (nonzero) digits is 6429780, while the sum is 59.

The spelling of 137972510699 in words is "one hundred thirty-seven billion, nine hundred seventy-two million, five hundred ten thousand, six hundred ninety-nine".