349197922831 has 2 divisors, whose sum is σ = 349197922832. Its totient is φ = 349197922830.

The previous prime is 349197922781. The next prime is 349197922867. The reversal of 349197922831 is 138229791943.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 349197922831 - 2¹¹ = 349197920783 is a prime.

It is a super-2 number, since 2×349197922831² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349197922231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174598961415 + 174598961416.

It is an arithmetic number, because the mean of its divisors is an integer number (174598961416).

Almost surely, 2^349197922831 is an apocalyptic number.

349197922831 is a deficient number, since it is larger than the sum of its proper divisors (1).

349197922831 is an equidigital number, since it uses as much as digits as its factorization.

349197922831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5878656, while the sum is 58.

The spelling of 349197922831 in words is "three hundred forty-nine billion, one hundred ninety-seven million, nine hundred twenty-two thousand, eight hundred thirty-one".