25412021452 has 24 divisors (see below), whose sum is σ = 45262944720. Its totient is φ = 12480115200.

The previous prime is 25412021423. The next prime is 25412021497.

It is a happy number.

25412021452 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 25412021452.

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 7 ways as a sum of consecutive naturals, for example, 238608 + ... + 328264.

It is an arithmetic number, because the mean of its divisors is an integer number (1885956030).

Almost surely, 2^25412021452 is an apocalyptic number.

It is an amenable number.

25412021452 is a deficient number, since it is larger than the sum of its proper divisors (19850923268).

25412021452 is a wasteful number, since it uses less digits than its factorization.

25412021452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90921 (or 90919 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

It can be divided in two parts, 254120 and 21452, that added together give a palindrome (275572).

The spelling of 25412021452 in words is "twenty-five billion, four hundred twelve million, twenty-one thousand, four hundred fifty-two".