25089612756 has 96 divisors (see below), whose sum is σ = 64599994368. Its totient is φ = 7530648960.

The previous prime is 25089612703. The next prime is 25089612763. The reversal of 25089612756 is 65721698052.

It is a junction number, because it is equal to n+sod(n) for n = 25089612699 and 25089612708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2274751 + ... + 2285753.

It is an arithmetic number, because the mean of its divisors is an integer number (672916608).

Almost surely, 2^25089612756 is an apocalyptic number.

25089612756 is a gapful number since it is divisible by the number (26) 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 25089612756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32299997184).

25089612756 is an abundant number, since it is smaller than the sum of its proper divisors (39510381612).

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

25089612756 is a wasteful number, since it uses less digits than its factorization.

25089612756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11381 (or 11379 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 51.

The spelling of 25089612756 in words is "twenty-five billion, eighty-nine million, six hundred twelve thousand, seven hundred fifty-six".