345318320992 has 24 divisors (see below), whose sum is σ = 679956358032. Its totient is φ = 172630992000.

The previous prime is 345318320981. The next prime is 345318320999. The reversal of 345318320992 is 299023813543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345318320999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 680359 + ... + 1074022.

It is an arithmetic number, because the mean of its divisors is an integer number (28331514918).

Almost surely, 2^345318320992 is an apocalyptic number.

345318320992 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

345318320992 is a deficient number, since it is larger than the sum of its proper divisors (334638037040).

345318320992 is a wasteful number, since it uses less digits than its factorization.

345318320992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1760542 (or 1760534 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 49.

The spelling of 345318320992 in words is "three hundred forty-five billion, three hundred eighteen million, three hundred twenty thousand, nine hundred ninety-two".