2587122066 has 32 divisors (see below), whose sum is σ = 5317251840. Its totient is φ = 838567296.

The previous prime is 2587122049. The next prime is 2587122073. The reversal of 2587122066 is 6602217852.

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, 632215 + ... + 636293.

It is an arithmetic number, because the mean of its divisors is an integer number (166164120).

Almost surely, 2^2587122066 is an apocalyptic number.

2587122066 is an abundant number, since it is smaller than the sum of its proper divisors (2730129774).

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

2587122066 is a wasteful number, since it uses less digits than its factorization.

2587122066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6978.

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 2587122066 is about 50863.7598492286. The cubic root of 2587122066 is about 1372.7948461613.

The spelling of 2587122066 in words is "two billion, five hundred eighty-seven million, one hundred twenty-two thousand, sixty-six".