2456705655 has 24 divisors (see below), whose sum is σ = 4265445600. Its totient is φ = 1308041280.

The previous prime is 2456705611. The next prime is 2456705663. The reversal of 2456705655 is 5565076542.

2456705655 is a `hidden beast` number, since 24 + 5 + 67 + 0 + 565 + 5 = 666.

It is not a de Polignac number, because 2456705655 - 2¹⁰ = 2456704631 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2456705655.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18616 + ... + 72525.

It is an arithmetic number, because the mean of its divisors is an integer number (177726900).

Almost surely, 2^2456705655 is an apocalyptic number.

2456705655 is a deficient number, since it is larger than the sum of its proper divisors (1808739945).

2456705655 is a wasteful number, since it uses less digits than its factorization.

2456705655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91751 (or 91748 counting only the distinct ones).

The product of its (nonzero) digits is 1260000, while the sum is 45.

The square root of 2456705655 is about 49565.1657416779. The cubic root of 2456705655 is about 1349.3285467512.

The spelling of 2456705655 in words is "two billion, four hundred fifty-six million, seven hundred five thousand, six hundred fifty-five".