25541424414 has 64 divisors (see below), whose sum is σ = 63236090880. Its totient is φ = 7575140160.

The previous prime is 25541424409. The next prime is 25541424431. The reversal of 25541424414 is 41442414552.

25541424414 is a `hidden beast` number, since 25 + 54 + 142 + 441 + 4 = 666.

It is a super-2 number, since 2×25541424414² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 429519 + ... + 485354.

It is an arithmetic number, because the mean of its divisors is an integer number (988063920).

Almost surely, 2^25541424414 is an apocalyptic number.

25541424414 is an abundant number, since it is smaller than the sum of its proper divisors (37694666466).

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

25541424414 is a wasteful number, since it uses less digits than its factorization.

25541424414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914942 (or 914936 counting only the distinct ones).

The product of its digits is 102400, while the sum is 36.

Adding to 25541424414 its reverse (41442414552), we get a palindrome (66983838966).

The spelling of 25541424414 in words is "twenty-five billion, five hundred forty-one million, four hundred twenty-four thousand, four hundred fourteen".