25425118342 has 16 divisors (see below), whose sum is σ = 41846278320. Its totient is φ = 11513260512.

The previous prime is 25425118307. The next prime is 25425118361. The reversal of 25425118342 is 24381152452.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9223992 + ... + 9226747.

It is an arithmetic number, because the mean of its divisors is an integer number (2615392395).

Almost surely, 2^25425118342 is an apocalyptic number.

25425118342 is a deficient number, since it is larger than the sum of its proper divisors (16421159978).

25425118342 is a wasteful number, since it uses less digits than its factorization.

25425118342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18450807.

The product of its digits is 76800, while the sum is 37.

The spelling of 25425118342 in words is "twenty-five billion, four hundred twenty-five million, one hundred eighteen thousand, three hundred forty-two".