137185198936 has 8 divisors (see below), whose sum is σ = 257222248020. Its totient is φ = 68592599464.

The previous prime is 137185198933. The next prime is 137185198937. The reversal of 137185198936 is 639891581731.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137185198933) 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 as a sum of consecutive naturals, namely, 8574074926 + ... + 8574074941.

Almost surely, 2^137185198936 is an apocalyptic number.

It is an amenable number.

137185198936 is a deficient number, since it is larger than the sum of its proper divisors (120037049084).

137185198936 is a wasteful number, since it uses less digits than its factorization.

137185198936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17148149873 (or 17148149869 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 61.

The spelling of 137185198936 in words is "one hundred thirty-seven billion, one hundred eighty-five million, one hundred ninety-eight thousand, nine hundred thirty-six".