25464023430352 has 40 divisors (see below), whose sum is σ = 53513906522720. Its totient is φ = 11668074917760.

The previous prime is 25464023430259. The next prime is 25464023430407. The reversal of 25464023430352 is 25303432046452.

It is a junction number, because it is equal to n+sod(n) for n = 25464023430299 and 25464023430308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 440342274 + ... + 440400097.

It is an arithmetic number, because the mean of its divisors is an integer number (1337847663068).

Almost surely, 2^{25464023430352} is an apocalyptic number.

It is an amenable number.

25464023430352 is an abundant number, since it is smaller than the sum of its proper divisors (28049883092368).

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

25464023430352 is a wasteful number, since it uses less digits than its factorization.

25464023430352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880742531 (or 880742525 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 43.

The spelling of 25464023430352 in words is "twenty-five trillion, four hundred sixty-four billion, twenty-three million, four hundred thirty thousand, three hundred fifty-two".