12753901387539 has 32 divisors (see below), whose sum is σ = 20634697843200. Its totient is φ = 7738011660960.

The previous prime is 12753901387519. The next prime is 12753901387547. The reversal of 12753901387539 is 93578310935721.

12753901387539 is a `hidden beast` number, since 1 + 2 + 7 + 5 + 3 + 9 + 0 + 13 + 87 + 539 = 666.

It is not a de Polignac number, because 12753901387539 - 2⁷ = 12753901387411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12753901387519) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 255861709 + ... + 255911550.

It is an arithmetic number, because the mean of its divisors is an integer number (644834307600).

Almost surely, 2^{12753901387539} is an apocalyptic number.

12753901387539 is a deficient number, since it is larger than the sum of its proper divisors (7880796455661).

12753901387539 is a wasteful number, since it uses less digits than its factorization.

12753901387539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511773352 (or 511773346 counting only the distinct ones).

The product of its (nonzero) digits is 42865200, while the sum is 63.

The spelling of 12753901387539 in words is "twelve trillion, seven hundred fifty-three billion, nine hundred one million, three hundred eighty-seven thousand, five hundred thirty-nine".