2551655353383 has 20 divisors (see below), whose sum is σ = 3821789457640. Its totient is φ = 1696615148592.

The previous prime is 2551655353327. The next prime is 2551655353391. The reversal of 2551655353383 is 3833535561552.

2551655353383 is a `hidden beast` number, since 2 + 5 + 5 + 1 + 6 + 553 + 5 + 3 + 3 + 83 = 666.

It is not a de Polignac number, because 2551655353383 - 2²⁴ = 2551638576167 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2551655353883) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 41528560 + ... + 41589957.

It is an arithmetic number, because the mean of its divisors is an integer number (191089472882).

Almost surely, 2^{2551655353383} is an apocalyptic number.

2551655353383 is a deficient number, since it is larger than the sum of its proper divisors (1270134104257).

2551655353383 is an equidigital number, since it uses as much as digits as its factorization.

2551655353383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83118908 (or 83118899 counting only the distinct ones).

The product of its digits is 24300000, while the sum is 54.

The spelling of 2551655353383 in words is "two trillion, five hundred fifty-one billion, six hundred fifty-five million, three hundred fifty-three thousand, three hundred eighty-three".