349913714977 has 2 divisors, whose sum is σ = 349913714978. Its totient is φ = 349913714976.

The previous prime is 349913714933. The next prime is 349913715007. The reversal of 349913714977 is 779417319943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 347912405281 + 2001309696 = 589841^2 + 44736^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-349913714977 is a prime.

It is a super-2 number, since 2×349913714977² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (349913714477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174956857488 + 174956857489.

It is an arithmetic number, because the mean of its divisors is an integer number (174956857489).

Almost surely, 2^349913714977 is an apocalyptic number.

It is an amenable number.

349913714977 is a deficient number, since it is larger than the sum of its proper divisors (1).

349913714977 is an equidigital number, since it uses as much as digits as its factorization.

349913714977 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36006768, while the sum is 64.

The spelling of 349913714977 in words is "three hundred forty-nine billion, nine hundred thirteen million, seven hundred fourteen thousand, nine hundred seventy-seven".