2623244556 has 12 divisors (see below), whose sum is σ = 6120903992. Its totient is φ = 874414848.

The previous prime is 2623244543. The next prime is 2623244573. The reversal of 2623244556 is 6554423262.

It is a tau number, because it is divible by the number of its divisors (12).

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, 109301845 + ... + 109301868.

Almost surely, 2^2623244556 is an apocalyptic number.

It is an amenable number.

2623244556 is an abundant number, since it is smaller than the sum of its proper divisors (3497659436).

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

2623244556 is a wasteful number, since it uses less digits than its factorization.

2623244556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218603720 (or 218603718 counting only the distinct ones).

The product of its digits is 345600, while the sum is 39.

The square root of 2623244556 is about 51217.6195854513. The cubic root of 2623244556 is about 1379.1545188640.

The spelling of 2623244556 in words is "two billion, six hundred twenty-three million, two hundred forty-four thousand, five hundred fifty-six".