25536151836748 has 72 divisors (see below), whose sum is σ = 53258259411504. Its totient is φ = 10675925568000.

The previous prime is 25536151836743. The next prime is 25536151836791. The reversal of 25536151836748 is 84763815163552.

It is a self number, because there is not a number n which added to its sum of digits gives 25536151836748.

It is not an unprimeable number, because it can be changed into a prime (25536151836743) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72493848 + ... + 72845248.

It is an arithmetic number, because the mean of its divisors is an integer number (739698047382).

Almost surely, 2^{25536151836748} is an apocalyptic number.

25536151836748 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25536151836748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26629129705752).

25536151836748 is an abundant number, since it is smaller than the sum of its proper divisors (27722107574756).

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

25536151836748 is a wasteful number, since it uses less digits than its factorization.

25536151836748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360503 (or 360494 counting only the distinct ones).

The product of its digits is 145152000, while the sum is 64.

The spelling of 25536151836748 in words is "twenty-five trillion, five hundred thirty-six billion, one hundred fifty-one million, eight hundred thirty-six thousand, seven hundred forty-eight".