37711671138 has 24 divisors (see below), whose sum is σ = 82626698700. Its totient is φ = 12429314304.

The previous prime is 37711671131. The next prime is 37711671161. The reversal of 37711671138 is 83117611773.

37711671138 is a `hidden beast` number, since 377 + 1 + 167 + 113 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 36211425849 + 1500245289 = 190293^2 + 38733^2 .

It is a junction number, because it is equal to n+sod(n) for n = 37711671093 and 37711671102.

It is not an unprimeable number, because it can be changed into a prime (37711671131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11768583 + ... + 11771786.

Almost surely, 2^37711671138 is an apocalyptic number.

37711671138 is an abundant number, since it is smaller than the sum of its proper divisors (44915027562).

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

37711671138 is a wasteful number, since it uses less digits than its factorization.

37711671138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23540466 (or 23540463 counting only the distinct ones).

The product of its digits is 148176, while the sum is 45.

The spelling of 37711671138 in words is "thirty-seven billion, seven hundred eleven million, six hundred seventy-one thousand, one hundred thirty-eight".