25316533561352 has 48 divisors (see below), whose sum is σ = 54652728337200. Its totient is φ = 10901856543840.

The previous prime is 25316533561351. The next prime is 25316533561399.

25316533561352 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 25316533561352.

It is not an unprimeable number, because it can be changed into a prime (25316533561351) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 398427902 + ... + 398491437.

It is an arithmetic number, because the mean of its divisors is an integer number (1138598507025).

Almost surely, 2^{25316533561352} is an apocalyptic number.

25316533561352 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25316533561352 is an abundant number, since it is smaller than the sum of its proper divisors (29336194775848).

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

25316533561352 is a wasteful number, since it uses less digits than its factorization.

25316533561352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796919394 (or 796919371 counting only the distinct ones).

The product of its digits is 7290000, while the sum is 50.

The spelling of 25316533561352 in words is "twenty-five trillion, three hundred sixteen billion, five hundred thirty-three million, five hundred sixty-one thousand, three hundred fifty-two".