2526390025139 has 4 divisors (see below), whose sum is σ = 2535510567024. Its totient is φ = 2517269483256.

The previous prime is 2526390025129. The next prime is 2526390025147. The reversal of 2526390025139 is 9315200936252.

2526390025139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2526390025139 - 2⁴⁰ = 1426878397363 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2526390025093 and 2526390025102.

It is not an unprimeable number, because it can be changed into a prime (2526390025129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4560270527 + ... + 4560271080.

It is an arithmetic number, because the mean of its divisors is an integer number (633877641756).

Almost surely, 2^{2526390025139} is an apocalyptic number.

2526390025139 is a deficient number, since it is larger than the sum of its proper divisors (9120541885).

2526390025139 is an equidigital number, since it uses as much as digits as its factorization.

2526390025139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9120541884.

The product of its (nonzero) digits is 874800, while the sum is 47.

The spelling of 2526390025139 in words is "two trillion, five hundred twenty-six billion, three hundred ninety million, twenty-five thousand, one hundred thirty-nine".