25516400380130 has 32 divisors (see below), whose sum is σ = 50573202068160. Its totient is φ = 9191974304320.

The previous prime is 25516400380127. The next prime is 25516400380183. The reversal of 25516400380130 is 3108300461552.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1083947465 + ... + 1083971004.

It is an arithmetic number, because the mean of its divisors is an integer number (1580412564630).

Almost surely, 2^{25516400380130} is an apocalyptic number.

25516400380130 is a deficient number, since it is larger than the sum of its proper divisors (25056801688030).

25516400380130 is a wasteful number, since it uses less digits than its factorization.

25516400380130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2167918594.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 25516400380130 in words is "twenty-five trillion, five hundred sixteen billion, four hundred million, three hundred eighty thousand, one hundred thirty".