2527471664 has 20 divisors (see below), whose sum is σ = 5054944320. Its totient is φ = 1222969920.

The previous prime is 2527471657. The next prime is 2527471697. The reversal of 2527471664 is 4661747252.

It is a happy number.

2527471664 is an admirable number.

It is a super-2 number, since 2×2527471664² = 12776226024645857792, which contains 22 as substring.

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, 2547359 + ... + 2548350.

It is an arithmetic number, because the mean of its divisors is an integer number (252747216).

Almost surely, 2^2527471664 is an apocalyptic number.

It is an amenable number.

2527471664 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2527471664 is a wasteful number, since it uses less digits than its factorization.

2527471664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5095748 (or 5095742 counting only the distinct ones).

The product of its digits is 564480, while the sum is 44.

The square root of 2527471664 is about 50273.9660659471. The cubic root of 2527471664 is about 1362.1620139009.

The spelling of 2527471664 in words is "two billion, five hundred twenty-seven million, four hundred seventy-one thousand, six hundred sixty-four".