261617424114 has 32 divisors (see below), whose sum is σ = 560688246720. Its totient is φ = 81087183872.

The previous prime is 261617424043. The next prime is 261617424121. The reversal of 261617424114 is 411424716162.

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, 15442599 + ... + 15459530.

It is an arithmetic number, because the mean of its divisors is an integer number (17521507710).

Almost surely, 2^261617424114 is an apocalyptic number.

261617424114 is an abundant number, since it is smaller than the sum of its proper divisors (299070822606).

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

261617424114 is a wasteful number, since it uses less digits than its factorization.

261617424114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30902234.

The product of its digits is 64512, while the sum is 39.

The spelling of 261617424114 in words is "two hundred sixty-one billion, six hundred seventeen million, four hundred twenty-four thousand, one hundred fourteen".