25534043552 has 24 divisors (see below), whose sum is σ = 50550998400. Its totient is φ = 12695694784.

The previous prime is 25534043533. The next prime is 25534043593.

25534043552 is nontrivially palindromic in base 10.

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, 2223152 + ... + 2234607.

It is an arithmetic number, because the mean of its divisors is an integer number (2106291600).

Almost surely, 2^25534043552 is an apocalyptic number.

It is an amenable number.

25534043552 is a deficient number, since it is larger than the sum of its proper divisors (25016954848).

25534043552 is a wasteful number, since it uses less digits than its factorization.

25534043552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4457948 (or 4457940 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 38.

It can be divided in two parts, 255340 and 43552, that added together give a palindrome (298892).

The spelling of 25534043552 in words is "twenty-five billion, five hundred thirty-four million, forty-three thousand, five hundred fifty-two".