25466533566452 has 48 divisors (see below), whose sum is σ = 49078221192000. Its totient is φ = 11466165116160.

The previous prime is 25466533566449. The next prime is 25466533566473.

It is a happy number.

25466533566452 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15771623 + ... + 17311185.

It is an arithmetic number, because the mean of its divisors is an integer number (1022462941500).

Almost surely, 2^{25466533566452} is an apocalyptic number.

25466533566452 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25466533566452 is a deficient number, since it is larger than the sum of its proper divisors (23611687625548).

25466533566452 is a wasteful number, since it uses less digits than its factorization.

25466533566452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1543136 (or 1543134 counting only the distinct ones).

The product of its digits is 466560000, while the sum is 62.

The spelling of 25466533566452 in words is "twenty-five trillion, four hundred sixty-six billion, five hundred thirty-three million, five hundred sixty-six thousand, four hundred fifty-two".