5138209814925 has 36 divisors (see below), whose sum is σ = 9337670128640. Its totient is φ = 2491253239200.

The previous prime is 5138209814909. The next prime is 5138209814953. The reversal of 5138209814925 is 5294189028315.

It is not a de Polignac number, because 5138209814925 - 2⁴ = 5138209814909 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 283087885 + ... + 283106034.

Almost surely, 2^{5138209814925} is an apocalyptic number.

5138209814925 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5138209814925 is a deficient number, since it is larger than the sum of its proper divisors (4199460313715).

5138209814925 is a wasteful number, since it uses less digits than its factorization.

5138209814925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566193954 (or 566193938 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 57.

The spelling of 5138209814925 in words is "five trillion, one hundred thirty-eight billion, two hundred nine million, eight hundred fourteen thousand, nine hundred twenty-five".