55505060000993 has 2 divisors, whose sum is σ = 55505060000994. Its totient is φ = 55505060000992.

The previous prime is 55505060000977. The next prime is 55505060001043. The reversal of 55505060000993 is 39900006050555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39372763651984 + 16132296349009 = 6274772^2 + 4016503^2 .

It is a cyclic number.

It is not a de Polignac number, because 55505060000993 - 2⁴ = 55505060000977 is a prime.

It is not a weakly prime, because it can be changed into another prime (55505060000903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27752530000496 + 27752530000497.

It is an arithmetic number, because the mean of its divisors is an integer number (27752530000497).

Almost surely, 2^{55505060000993} is an apocalyptic number.

It is an amenable number.

55505060000993 is a deficient number, since it is larger than the sum of its proper divisors (1).

55505060000993 is an equidigital number, since it uses as much as digits as its factorization.

55505060000993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 911250, while the sum is 47.

The spelling of 55505060000993 in words is "fifty-five trillion, five hundred five billion, sixty million, nine hundred ninety-three", and thus it is an aban number.