355034211977 has 2 divisors, whose sum is σ = 355034211978. Its totient is φ = 355034211976.

The previous prime is 355034211949. The next prime is 355034212009. The reversal of 355034211977 is 779112430553.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 332870148601 + 22164063376 = 576949^2 + 148876^2 .

It is a cyclic number.

It is not a de Polignac number, because 355034211977 - 2²² = 355030017673 is a prime.

It is not a weakly prime, because it can be changed into another prime (355034211677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177517105988 + 177517105989.

It is an arithmetic number, because the mean of its divisors is an integer number (177517105989).

Almost surely, 2^355034211977 is an apocalyptic number.

It is an amenable number.

355034211977 is a deficient number, since it is larger than the sum of its proper divisors (1).

355034211977 is an equidigital number, since it uses as much as digits as its factorization.

355034211977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 793800, while the sum is 47.

The spelling of 355034211977 in words is "three hundred fifty-five billion, thirty-four million, two hundred eleven thousand, nine hundred seventy-seven".