37625398881 has 16 divisors (see below), whose sum is σ = 57372701568. Its totient is φ = 21485692800.

The previous prime is 37625398873. The next prime is 37625398933. The reversal of 37625398881 is 18889352673.

It is not a de Polignac number, because 37625398881 - 2³ = 37625398873 is a prime.

It is a super-2 number, since 2×37625398881² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (37625398871) 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 15 ways as a sum of consecutive naturals, for example, 573790 + ... + 635991.

It is an arithmetic number, because the mean of its divisors is an integer number (3585793848).

Almost surely, 2^37625398881 is an apocalyptic number.

It is an amenable number.

37625398881 is a deficient number, since it is larger than the sum of its proper divisors (19747302687).

37625398881 is a wasteful number, since it uses less digits than its factorization.

37625398881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211272.

The product of its digits is 17418240, while the sum is 60.

The spelling of 37625398881 in words is "thirty-seven billion, six hundred twenty-five million, three hundred ninety-eight thousand, eight hundred eighty-one".