125037639039 has 8 divisors (see below), whose sum is σ = 167444874160. Its totient is φ = 82994414976.

The previous prime is 125037639019. The next prime is 125037639043. The reversal of 125037639039 is 930936730521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 125037639039 - 2⁷ = 125037638911 is a prime.

It is a super-2 number, since 2×125037639039² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125037639019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91001962 + ... + 91003335.

It is an arithmetic number, because the mean of its divisors is an integer number (20930609270).

Almost surely, 2^125037639039 is an apocalyptic number.

125037639039 is a deficient number, since it is larger than the sum of its proper divisors (42407235121).

125037639039 is a wasteful number, since it uses less digits than its factorization.

125037639039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182005529.

The product of its (nonzero) digits is 918540, while the sum is 48.

The spelling of 125037639039 in words is "one hundred twenty-five billion, thirty-seven million, six hundred thirty-nine thousand, thirty-nine".