25140200154 has 16 divisors (see below), whose sum is σ = 50345455392. Its totient is φ = 8369224208.

The previous prime is 25140200123. The next prime is 25140200233. The reversal of 25140200154 is 45100204152.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2705604 + ... + 2714879.

It is an arithmetic number, because the mean of its divisors is an integer number (3146590962).

Almost surely, 2^25140200154 is an apocalyptic number.

25140200154 is an abundant number, since it is smaller than the sum of its proper divisors (25205255238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25140200154 is a wasteful number, since it uses less digits than its factorization.

25140200154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5421261.

The product of its (nonzero) digits is 1600, while the sum is 24.

The spelling of 25140200154 in words is "twenty-five billion, one hundred forty million, two hundred thousand, one hundred fifty-four".