2256342415553 has 2 divisors, whose sum is σ = 2256342415554. Its totient is φ = 2256342415552.

The previous prime is 2256342415501. The next prime is 2256342415673. The reversal of 2256342415553 is 3555142436522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2198746255489 + 57596160064 = 1482817^2 + 239992^2 .

It is a cyclic number.

It is not a de Polignac number, because 2256342415553 - 2¹⁴ = 2256342399169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2256342415498 and 2256342415507.

It is not a weakly prime, because it can be changed into another prime (2256342015553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1128171207776 + 1128171207777.

It is an arithmetic number, because the mean of its divisors is an integer number (1128171207777).

Almost surely, 2^{2256342415553} is an apocalyptic number.

It is an amenable number.

2256342415553 is a deficient number, since it is larger than the sum of its proper divisors (1).

2256342415553 is an equidigital number, since it uses as much as digits as its factorization.

2256342415553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320000, while the sum is 47.

The spelling of 2256342415553 in words is "two trillion, two hundred fifty-six billion, three hundred forty-two million, four hundred fifteen thousand, five hundred fifty-three".