2580166464 has 28 divisors (see below), whose sum is σ = 6826690944. Its totient is φ = 860055424.

The previous prime is 2580166451. The next prime is 2580166499. The reversal of 2580166464 is 4646610852.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6718992 + ... + 6719375.

Almost surely, 2^2580166464 is an apocalyptic number.

2580166464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2580166464 is an abundant number, since it is smaller than the sum of its proper divisors (4246524480).

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

2580166464 is a wasteful number, since it uses less digits than its factorization.

2580166464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13438382 (or 13438372 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The square root of 2580166464 is about 50795.3389987703. The cubic root of 2580166464 is about 1371.5634669890.

The spelling of 2580166464 in words is "two billion, five hundred eighty million, one hundred sixty-six thousand, four hundred sixty-four".