25454896632 has 48 divisors (see below), whose sum is σ = 75207651480. Its totient is φ = 7713604800.

The previous prime is 25454896627. The next prime is 25454896633. The reversal of 25454896632 is 23669845452.

25454896632 is a `hidden beast` number, since 2 + 5 + 4 + 548 + 9 + 66 + 32 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25454896633) 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, 16069219 + ... + 16070802.

Almost surely, 2^25454896632 is an apocalyptic number.

25454896632 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25454896632 is an abundant number, since it is smaller than the sum of its proper divisors (49752754848).

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

25454896632 is a wasteful number, since it uses less digits than its factorization.

25454896632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32140044 (or 32140037 counting only the distinct ones).

The product of its digits is 12441600, while the sum is 54.

The spelling of 25454896632 in words is "twenty-five billion, four hundred fifty-four million, eight hundred ninety-six thousand, six hundred thirty-two".