55353337651 has 2 divisors, whose sum is σ = 55353337652. Its totient is φ = 55353337650.

The previous prime is 55353337631. The next prime is 55353337681. The reversal of 55353337651 is 15673335355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55353337651 - 2⁹ = 55353337139 is a prime.

It is a super-2 number, since 2×55353337651² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55353337601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27676668825 + 27676668826.

It is an arithmetic number, because the mean of its divisors is an integer number (27676668826).

Almost surely, 2^55353337651 is an apocalyptic number.

55353337651 is a deficient number, since it is larger than the sum of its proper divisors (1).

55353337651 is an equidigital number, since it uses as much as digits as its factorization.

55353337651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2126250, while the sum is 46.

The spelling of 55353337651 in words is "fifty-five billion, three hundred fifty-three million, three hundred thirty-seven thousand, six hundred fifty-one".