2656724224 has 72 divisors (see below), whose sum is σ = 6611669568. Its totient is φ = 1035079680.

The previous prime is 2656724207. The next prime is 2656724233. The reversal of 2656724224 is 4224276562.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47677 + ... + 87100.

It is an arithmetic number, because the mean of its divisors is an integer number (91828744).

Almost surely, 2^2656724224 is an apocalyptic number.

It is an amenable number.

2656724224 is an abundant number, since it is smaller than the sum of its proper divisors (3954945344).

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

2656724224 is a wasteful number, since it uses less digits than its factorization.

2656724224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134811 (or 134797 counting only the distinct ones).

The product of its digits is 322560, while the sum is 40.

The square root of 2656724224 is about 51543.4207634689. The cubic root of 2656724224 is about 1384.9969761910.

The spelling of 2656724224 in words is "two billion, six hundred fifty-six million, seven hundred twenty-four thousand, two hundred twenty-four".