25543259240084 has 12 divisors (see below), whose sum is σ = 44700803392308. Its totient is φ = 12771601128000.

The previous prime is 25543259240071. The next prime is 25543259240129. The reversal of 25543259240084 is 48004295234552.

It can be written as a sum of positive squares in 2 ways, for example, as 4860137703184 + 20683121536900 = 2204572^2 + 4547870^2 .

It is a super-2 number, since 2×25543259240084² (a number of 28 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 3 ways as a sum of consecutive naturals, for example, 5038067 + ... + 8744634.

It is an arithmetic number, because the mean of its divisors is an integer number (3725066949359).

Almost surely, 2^{25543259240084} is an apocalyptic number.

It is an amenable number.

25543259240084 is a deficient number, since it is larger than the sum of its proper divisors (19157544152224).

25543259240084 is a wasteful number, since it uses less digits than its factorization.

25543259240084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14246026 (or 14246024 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 53.

The spelling of 25543259240084 in words is "twenty-five trillion, five hundred forty-three billion, two hundred fifty-nine million, two hundred forty thousand, eighty-four".