25166842667016 has 64 divisors (see below), whose sum is σ = 63531138067200. Its totient is φ = 8307210605568.

The previous prime is 25166842667011. The next prime is 25166842667017. The reversal of 25166842667016 is 61076624866152.

It is not an unprimeable number, because it can be changed into a prime (25166842667011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1176256 + ... + 7191471.

It is an arithmetic number, because the mean of its divisors is an integer number (992674032300).

Almost surely, 2^{25166842667016} is an apocalyptic number.

It is an amenable number.

25166842667016 is an abundant number, since it is smaller than the sum of its proper divisors (38364295400184).

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

25166842667016 is a wasteful number, since it uses less digits than its factorization.

25166842667016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8368958 (or 8368954 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 60.

The spelling of 25166842667016 in words is "twenty-five trillion, one hundred sixty-six billion, eight hundred forty-two million, six hundred sixty-seven thousand, sixteen".