2456855593 has 2 divisors, whose sum is σ = 2456855594. Its totient is φ = 2456855592.

The previous prime is 2456855579. The next prime is 2456855633. The reversal of 2456855593 is 3955586542.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2286082969 + 170772624 = 47813^2 + 13068^2 .

It is a cyclic number.

It is not a de Polignac number, because 2456855593 - 2¹³ = 2456847401 is a prime.

It is a super-2 number, since 2×2456855593² = 12072278809710763298, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2456855593.

It is not a weakly prime, because it can be changed into another prime (2456855543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1228427796 + 1228427797.

It is an arithmetic number, because the mean of its divisors is an integer number (1228427797).

Almost surely, 2^2456855593 is an apocalyptic number.

It is an amenable number.

2456855593 is a deficient number, since it is larger than the sum of its proper divisors (1).

2456855593 is an equidigital number, since it uses as much as digits as its factorization.

2456855593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480000, while the sum is 52.

The square root of 2456855593 is about 49566.6782526326. The cubic root of 2456855593 is about 1349.3559969951.

The spelling of 2456855593 in words is "two billion, four hundred fifty-six million, eight hundred fifty-five thousand, five hundred ninety-three".