125037334881 has 20 divisors (see below), whose sum is σ = 186805050432. Its totient is φ = 83348903448.

The previous prime is 125037334879. The next prime is 125037334913. The reversal of 125037334881 is 188433730521.

It is not a de Polignac number, because 125037334881 - 2¹ = 125037334879 is a prime.

It is a super-2 number, since 2×125037334881² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (125037330881) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 684940 + ... + 848066.

Almost surely, 2^125037334881 is an apocalyptic number.

It is an amenable number.

125037334881 is a deficient number, since it is larger than the sum of its proper divisors (61767715551).

125037334881 is an equidigital number, since it uses as much as digits as its factorization.

125037334881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172602 (or 172593 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 125037334881 in words is "one hundred twenty-five billion, thirty-seven million, three hundred thirty-four thousand, eight hundred eighty-one".