2645024623056 has 140 divisors (see below), whose sum is σ = 7709821714308. Its totient is φ = 878664609792.

The previous prime is 2645024622937. The next prime is 2645024623063. The reversal of 2645024623056 is 6503264205462.

2645024623056 is a `hidden beast` number, since 2 + 6 + 4 + 502 + 4 + 62 + 30 + 56 = 666.

2645024623056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1880694075456 + 764330547600 = 1371384^2 + 874260^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 3030576 + ... + 3804528.

Almost surely, 2^{2645024623056} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2645024623056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3854910857154).

2645024623056 is an abundant number, since it is smaller than the sum of its proper divisors (5064797091252).

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

2645024623056 is an equidigital number, since it uses as much as digits as its factorization.

2645024623056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774272 (or 774251 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 45.

The spelling of 2645024623056 in words is "two trillion, six hundred forty-five billion, twenty-four million, six hundred twenty-three thousand, fifty-six".