25409470948700 has 18 divisors (see below), whose sum is σ = 55138551958896. Its totient is φ = 10163788379440.

The previous prime is 25409470948643. The next prime is 25409470948723. The reversal of 25409470948700 is 784907490452.

It is a self number, because there is not a number n which added to its sum of digits gives 25409470948700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 127047354644 + ... + 127047354843.

Almost surely, 2^{25409470948700} is an apocalyptic number.

25409470948700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25409470948700 is an abundant number, since it is smaller than the sum of its proper divisors (29729081010196).

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

25409470948700 is a wasteful number, since it uses less digits than its factorization.

25409470948700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254094709501 (or 254094709494 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 59.

The spelling of 25409470948700 in words is "twenty-five trillion, four hundred nine billion, four hundred seventy million, nine hundred forty-eight thousand, seven hundred".