25040553430 has 8 divisors (see below), whose sum is σ = 45072996192. Its totient is φ = 10016221368.

The previous prime is 25040553389. The next prime is 25040553457. The reversal of 25040553430 is 3435504052.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 25040553392 and 25040553401.

It is a congruent number.

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, 1252027662 + ... + 1252027681.

It is an arithmetic number, because the mean of its divisors is an integer number (5634124524).

Almost surely, 2^25040553430 is an apocalyptic number.

25040553430 is a deficient number, since it is larger than the sum of its proper divisors (20032442762).

25040553430 is a wasteful number, since it uses less digits than its factorization.

25040553430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2504055350.

The product of its (nonzero) digits is 36000, while the sum is 31.

The spelling of 25040553430 in words is "twenty-five billion, forty million, five hundred fifty-three thousand, four hundred thirty".