55779733797883 has 2 divisors, whose sum is σ = 55779733797884. Its totient is φ = 55779733797882.

The previous prime is 55779733797721. The next prime is 55779733797899. The reversal of 55779733797883 is 38879733797755.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55779733797883 is a prime.

It is a super-2 number, since 2×55779733797883² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55779733797794 and 55779733797803.

It is not a weakly prime, because it can be changed into another prime (55779733797083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27889866898941 + 27889866898942.

It is an arithmetic number, because the mean of its divisors is an integer number (27889866898942).

Almost surely, 2^{55779733797883} is an apocalyptic number.

55779733797883 is a deficient number, since it is larger than the sum of its proper divisors (1).

55779733797883 is an equidigital number, since it uses as much as digits as its factorization.

55779733797883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58811054400, while the sum is 88.

The spelling of 55779733797883 in words is "fifty-five trillion, seven hundred seventy-nine billion, seven hundred thirty-three million, seven hundred ninety-seven thousand, eight hundred eighty-three".