12350165977 has 2 divisors, whose sum is σ = 12350165978. Its totient is φ = 12350165976.

The previous prime is 12350165963. The next prime is 12350165987. The reversal of 12350165977 is 77956105321.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12324552256 + 25613721 = 111016^2 + 5061^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12350165977 is a prime.

It is not a weakly prime, because it can be changed into another prime (12350165917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6175082988 + 6175082989.

It is an arithmetic number, because the mean of its divisors is an integer number (6175082989).

Almost surely, 2^12350165977 is an apocalyptic number.

It is an amenable number.

12350165977 is a deficient number, since it is larger than the sum of its proper divisors (1).

12350165977 is an equidigital number, since it uses as much as digits as its factorization.

12350165977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 396900, while the sum is 46.

The spelling of 12350165977 in words is "twelve billion, three hundred fifty million, one hundred sixty-five thousand, nine hundred seventy-seven".