25542401124 has 48 divisors (see below), whose sum is σ = 60201707328. Its totient is φ = 8428213248.

The previous prime is 25542401063. The next prime is 25542401149. The reversal of 25542401124 is 42110424552.

It is a junction number, because it is equal to n+sod(n) for n = 25542401091 and 25542401100.

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 15 ways as a sum of consecutive naturals, for example, 1110024 + ... + 1132800.

It is an arithmetic number, because the mean of its divisors is an integer number (1254202236).

Almost surely, 2^25542401124 is an apocalyptic number.

It is an amenable number.

25542401124 is an abundant number, since it is smaller than the sum of its proper divisors (34659306204).

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

25542401124 is a wasteful number, since it uses less digits than its factorization.

25542401124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23724 (or 23722 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 25542401124 its reverse (42110424552), we get a palindrome (67652825676).

The spelling of 25542401124 in words is "twenty-five billion, five hundred forty-two million, four hundred one thousand, one hundred twenty-four".