25045533054400 has 84 divisors (see below), whose sum is σ = 61845431489992. Its totient is φ = 9982812994560.

The previous prime is 25045533054371. The next prime is 25045533054407. The reversal of 25045533054400 is 445033554052.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25045533054407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27203487 + ... + 28109086.

Almost surely, 2^{25045533054400} is an apocalyptic number.

25045533054400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25045533054400 is an abundant number, since it is smaller than the sum of its proper divisors (36799898435592).

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

25045533054400 is a wasteful number, since it uses less digits than its factorization.

25045533054400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55312878 (or 55312863 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 40.

The spelling of 25045533054400 in words is "twenty-five trillion, forty-five billion, five hundred thirty-three million, fifty-four thousand, four hundred".