25490325780695 has 8 divisors (see below), whose sum is σ = 30595460154144. Its totient is φ = 20387547813024.

The previous prime is 25490325780679. The next prime is 25490325780713. The reversal of 25490325780695 is 59608752309452.

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

It is a cyclic number.

It is not a de Polignac number, because 25490325780695 - 2⁴ = 25490325780679 is a prime.

It is a super-2 number, since 2×25490325780695² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 589077644 + ... + 589120913.

It is an arithmetic number, because the mean of its divisors is an integer number (3824432519268).

Almost surely, 2^{25490325780695} is an apocalyptic number.

25490325780695 is a deficient number, since it is larger than the sum of its proper divisors (5105134373449).

25490325780695 is a wasteful number, since it uses less digits than its factorization.

25490325780695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178202889.

The product of its (nonzero) digits is 163296000, while the sum is 65.

The spelling of 25490325780695 in words is "twenty-five trillion, four hundred ninety billion, three hundred twenty-five million, seven hundred eighty thousand, six hundred ninety-five".