25914379659 has 24 divisors (see below), whose sum is σ = 40279906368. Its totient is φ = 14776468560.

The previous prime is 25914379637. The next prime is 25914379663. The reversal of 25914379659 is 95697341952.

It is not a de Polignac number, because 25914379659 - 2¹⁵ = 25914346891 is a prime.

It is a super-2 number, since 2×25914379659² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25914379619) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120097 + ... + 257394.

It is an arithmetic number, because the mean of its divisors is an integer number (1678329432).

Almost surely, 2^25914379659 is an apocalyptic number.

25914379659 is a deficient number, since it is larger than the sum of its proper divisors (14365526709).

25914379659 is a wasteful number, since it uses less digits than its factorization.

25914379659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377975 (or 377968 counting only the distinct ones).

The product of its digits is 18370800, while the sum is 60.

The spelling of 25914379659 in words is "twenty-five billion, nine hundred fourteen million, three hundred seventy-nine thousand, six hundred fifty-nine".