5121726250139 has 8 divisors (see below), whose sum is σ = 5396866083840. Its totient is φ = 4847143945896.

The previous prime is 5121726250129. The next prime is 5121726250211. The reversal of 5121726250139 is 9310526271215.

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

It is a cyclic number.

It is not a de Polignac number, because 5121726250139 - 2³⁶ = 5053006773403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5121726250139.

It is not an unprimeable number, because it can be changed into a prime (5121726250129) 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, 139363499 + ... + 139400244.

It is an arithmetic number, because the mean of its divisors is an integer number (674608260480).

Almost surely, 2^{5121726250139} is an apocalyptic number.

5121726250139 is a deficient number, since it is larger than the sum of its proper divisors (275139833701).

5121726250139 is a wasteful number, since it uses less digits than its factorization.

5121726250139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278764729.

The product of its (nonzero) digits is 226800, while the sum is 44.

The spelling of 5121726250139 in words is "five trillion, one hundred twenty-one billion, seven hundred twenty-six million, two hundred fifty thousand, one hundred thirty-nine".