25273671696 has 240 divisors, whose sum is σ = 89408277504. Its totient is φ = 6485308416.

The previous prime is 25273671653. The next prime is 25273671721. The reversal of 25273671696 is 69617637252.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 458785 + ... + 510911.

Almost surely, 2^25273671696 is an apocalyptic number.

25273671696 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 25273671696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44704138752).

25273671696 is an abundant number, since it is smaller than the sum of its proper divisors (64134605808).

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

25273671696 is a wasteful number, since it uses less digits than its factorization.

25273671696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52198 (or 52189 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 54.

The spelling of 25273671696 in words is "twenty-five billion, two hundred seventy-three million, six hundred seventy-one thousand, six hundred ninety-six".