25575083252578 has 8 divisors (see below), whose sum is σ = 38388423555072. Its totient is φ = 12778942067556.

The previous prime is 25575083252507. The next prime is 25575083252599. The reversal of 25575083252578 is 87525238057552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4299775650 + ... + 4299781597.

It is an arithmetic number, because the mean of its divisors is an integer number (4798552944384).

Almost surely, 2^{25575083252578} is an apocalyptic number.

25575083252578 is a deficient number, since it is larger than the sum of its proper divisors (12813340302494).

25575083252578 is a wasteful number, since it uses less digits than its factorization.

25575083252578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8599558736.

The product of its (nonzero) digits is 235200000, while the sum is 64.

The spelling of 25575083252578 in words is "twenty-five trillion, five hundred seventy-five billion, eighty-three million, two hundred fifty-two thousand, five hundred seventy-eight".