25892488142 has 16 divisors (see below), whose sum is σ = 40530805920. Its totient is φ = 12382314912.

The previous prime is 25892488123. The next prime is 25892488183. The reversal of 25892488142 is 24188429852.

It is a super-2 number, since 2×25892488142² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 975584 + ... + 1001772.

It is an arithmetic number, because the mean of its divisors is an integer number (2533175370).

Almost surely, 2^25892488142 is an apocalyptic number.

25892488142 is a deficient number, since it is larger than the sum of its proper divisors (14638317778).

25892488142 is a wasteful number, since it uses less digits than its factorization.

25892488142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47707.

The product of its digits is 2949120, while the sum is 53.

The spelling of 25892488142 in words is "twenty-five billion, eight hundred ninety-two million, four hundred eighty-eight thousand, one hundred forty-two".