33363883477993 has 2 divisors, whose sum is σ = 33363883477994. Its totient is φ = 33363883477992.

The previous prime is 33363883477831. The next prime is 33363883478021. The reversal of 33363883477993 is 39977438836333.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25854814766169 + 7509068711824 = 5084763^2 + 2740268^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33363883477993 is a prime.

It is a super-2 number, since 2×33363883477993² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33363883472993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16681941738996 + 16681941738997.

It is an arithmetic number, because the mean of its divisors is an integer number (16681941738997).

Almost surely, 2^{33363883477993} is an apocalyptic number.

It is an amenable number.

33363883477993 is a deficient number, since it is larger than the sum of its proper divisors (1).

33363883477993 is an equidigital number, since it uses as much as digits as its factorization.

33363883477993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4444263936, while the sum is 76.

The spelling of 33363883477993 in words is "thirty-three trillion, three hundred sixty-three billion, eight hundred eighty-three million, four hundred seventy-seven thousand, nine hundred ninety-three".