349197922845 has 24 divisors (see below), whose sum is σ = 640880895096. Its totient is φ = 175283662848.

The previous prime is 349197922831. The next prime is 349197922867. The reversal of 349197922845 is 548229791943.

349197922845 is a `hidden beast` number, since 349 + 1 + 9 + 7 + 9 + 2 + 284 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10913771961 + 338284150884 = 104469^2 + 581622^2 .

It is not a de Polignac number, because 349197922845 - 2⁶ = 349197922781 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 23 ways as a sum of consecutive naturals, for example, 228233172 + ... + 228234701.

It is an arithmetic number, because the mean of its divisors is an integer number (26703370629).

Almost surely, 2^349197922845 is an apocalyptic number.

It is an amenable number.

349197922845 is a deficient number, since it is larger than the sum of its proper divisors (291682972251).

349197922845 is a wasteful number, since it uses less digits than its factorization.

349197922845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456467901 (or 456467898 counting only the distinct ones).

The product of its digits is 39191040, while the sum is 63.

The spelling of 349197922845 in words is "three hundred forty-nine billion, one hundred ninety-seven million, nine hundred twenty-two thousand, eight hundred forty-five".