2453722645656 has 32 divisors (see below), whose sum is σ = 6178438324800. Its totient is φ = 812023320480.

The previous prime is 2453722645643. The next prime is 2453722645681. The reversal of 2453722645656 is 6565462273542.

It is a junction number, because it is equal to n+sod(n) for n = 2453722645596 and 2453722645605.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 367760850 + ... + 367767521.

It is an arithmetic number, because the mean of its divisors is an integer number (193076197650).

Almost surely, 2^{2453722645656} is an apocalyptic number.

It is an amenable number.

2453722645656 is an abundant number, since it is smaller than the sum of its proper divisors (3724715679144).

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

2453722645656 is a wasteful number, since it uses less digits than its factorization.

2453722645656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 735528519 (or 735528515 counting only the distinct ones).

The product of its digits is 72576000, while the sum is 57.

The spelling of 2453722645656 in words is "two trillion, four hundred fifty-three billion, seven hundred twenty-two million, six hundred forty-five thousand, six hundred fifty-six".