25316633661352 has 16 divisors (see below), whose sum is σ = 51784023398400. Its totient is φ = 11507560755120.

The previous prime is 25316633661317. The next prime is 25316633661419.

25316633661352 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 25316633661352.

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, 143844509352 + ... + 143844509527.

It is an arithmetic number, because the mean of its divisors is an integer number (3236501462400).

Almost surely, 2^{25316633661352} is an apocalyptic number.

25316633661352 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25316633661352 is an abundant number, since it is smaller than the sum of its proper divisors (26467389737048).

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

25316633661352 is a wasteful number, since it uses less digits than its factorization.

25316633661352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287689018896 (or 287689018892 counting only the distinct ones).

The product of its digits is 10497600, while the sum is 52.

The spelling of 25316633661352 in words is "twenty-five trillion, three hundred sixteen billion, six hundred thirty-three million, six hundred sixty-one thousand, three hundred fifty-two".