137685323934 has 60 divisors (see below), whose sum is σ = 327732825024. Its totient is φ = 43195381056.

The previous prime is 137685323933. The next prime is 137685323947. The reversal of 137685323934 is 439323586731.

137685323934 is a `hidden beast` number, since 1 + 3 + 76 + 8 + 532 + 3 + 9 + 34 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137685323933) 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 29 ways as a sum of consecutive naturals, for example, 1423614 + ... + 1517249.

Almost surely, 2^137685323934 is an apocalyptic number.

137685323934 is an abundant number, since it is smaller than the sum of its proper divisors (190047501090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

137685323934 is a wasteful number, since it uses less digits than its factorization.

137685323934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2940911 (or 2940885 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 54.

The spelling of 137685323934 in words is "one hundred thirty-seven billion, six hundred eighty-five million, three hundred twenty-three thousand, nine hundred thirty-four".