345706447122 has 16 divisors (see below), whose sum is σ = 768236549280. Its totient is φ = 115235482356.

The previous prime is 345706447117. The next prime is 345706447157. The reversal of 345706447122 is 221744607543.

345706447122 is a `hidden beast` number, since 3 + 4 + 570 + 6 + 4 + 4 + 71 + 2 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3200985568 + ... + 3200985675.

It is an arithmetic number, because the mean of its divisors is an integer number (48014784330).

Almost surely, 2^345706447122 is an apocalyptic number.

345706447122 is an abundant number, since it is smaller than the sum of its proper divisors (422530102158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345706447122 is a wasteful number, since it uses less digits than its factorization.

345706447122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6401971254 (or 6401971248 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 45.

The spelling of 345706447122 in words is "three hundred forty-five billion, seven hundred six million, four hundred forty-seven thousand, one hundred twenty-two".