25342053418 has 24 divisors (see below), whose sum is σ = 41791196160. Its totient is φ = 11516848200.

The previous prime is 25342053379. The next prime is 25342053437. The reversal of 25342053418 is 81435024352.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2194263 + ... + 2205781.

It is an arithmetic number, because the mean of its divisors is an integer number (1741299840).

Almost surely, 2^25342053418 is an apocalyptic number.

25342053418 is a deficient number, since it is larger than the sum of its proper divisors (16449142742).

25342053418 is a wasteful number, since it uses less digits than its factorization.

25342053418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20634 (or 20623 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 25342053418 in words is "twenty-five billion, three hundred forty-two million, fifty-three thousand, four hundred eighteen".