37375625138 has 4 divisors (see below), whose sum is σ = 56063437710. Its totient is φ = 18687812568.

The previous prime is 37375625129. The next prime is 37375625197. The reversal of 37375625138 is 83152657373.

It is a happy number.

37375625138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 36903562609 + 472062529 = 192103^2 + 21727^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9343906283 + ... + 9343906286.

Almost surely, 2^37375625138 is an apocalyptic number.

37375625138 is a deficient number, since it is larger than the sum of its proper divisors (18687812572).

37375625138 is a wasteful number, since it uses less digits than its factorization.

37375625138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18687812571.

The product of its digits is 3175200, while the sum is 50.

The spelling of 37375625138 in words is "thirty-seven billion, three hundred seventy-five million, six hundred twenty-five thousand, one hundred thirty-eight".