261250675100160 has 80 divisors (see below), whose sum is σ = 835185751985376. Its totient is φ = 69666846691328.

The previous prime is 261250675100137. The next prime is 261250675100197. The reversal of 261250675100160 is 61001576052162.

261250675100160 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

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, 17008499814 + ... + 17008515173.

Almost surely, 2^{261250675100160} is an apocalyptic number.

261250675100160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

261250675100160 is an abundant number, since it is smaller than the sum of its proper divisors (573935076885216).

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

261250675100160 is an equidigital number, since it uses as much as digits as its factorization.

261250675100160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34017015013 (or 34017014997 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The spelling of 261250675100160 in words is "two hundred sixty-one trillion, two hundred fifty billion, six hundred seventy-five million, one hundred thousand, one hundred sixty".