2648435256423 has 12 divisors (see below), whose sum is σ = 4173291919368. Its totient is φ = 1605112276560.

The previous prime is 2648435256407. The next prime is 2648435256449. The reversal of 2648435256423 is 3246525348462.

2648435256423 is a `hidden beast` number, since 2 + 6 + 4 + 8 + 4 + 3 + 52 + 564 + 23 = 666.

It is not a de Polignac number, because 2648435256423 - 2⁴ = 2648435256407 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2648435256423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2648435256403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13375935540 + ... + 13375935737.

It is an arithmetic number, because the mean of its divisors is an integer number (347774326614).

Almost surely, 2^{2648435256423} is an apocalyptic number.

2648435256423 is a deficient number, since it is larger than the sum of its proper divisors (1524856662945).

2648435256423 is a wasteful number, since it uses less digits than its factorization.

2648435256423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26751871294 (or 26751871291 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 54.

The spelling of 2648435256423 in words is "two trillion, six hundred forty-eight billion, four hundred thirty-five million, two hundred fifty-six thousand, four hundred twenty-three".