137587118661 has 12 divisors (see below), whose sum is σ = 198742571040. Its totient is φ = 91722151080.

The previous prime is 137587118633. The next prime is 137587118671. The reversal of 137587118661 is 166811785731.

It is not a de Polignac number, because 137587118661 - 2¹³ = 137587110469 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 137587118598 and 137587118607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137587118671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 152746 + ... + 546356.

It is an arithmetic number, because the mean of its divisors is an integer number (16561880920).

Almost surely, 2^137587118661 is an apocalyptic number.

It is an amenable number.

137587118661 is a deficient number, since it is larger than the sum of its proper divisors (61155452379).

137587118661 is a wasteful number, since it uses less digits than its factorization.

137587118661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432456 (or 432453 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 54.

The spelling of 137587118661 in words is "one hundred thirty-seven billion, five hundred eighty-seven million, one hundred eighteen thousand, six hundred sixty-one".