345543404412012 has 12 divisors (see below), whose sum is σ = 806267943628056. Its totient is φ = 115181134804000.

The previous prime is 345543404412001. The next prime is 345543404412043. The reversal of 345543404412012 is 210214404345543.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14397641850489 + ... + 14397641850512.

It is an arithmetic number, because the mean of its divisors is an integer number (67188995302338).

Almost surely, 2^{345543404412012} is an apocalyptic number.

It is an amenable number.

345543404412012 is an abundant number, since it is smaller than the sum of its proper divisors (460724539216044).

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

345543404412012 is a wasteful number, since it uses less digits than its factorization.

345543404412012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28795283701008 (or 28795283701006 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 42.

Adding to 345543404412012 its reverse (210214404345543), we get a palindrome (555757808757555).

The spelling of 345543404412012 in words is "three hundred forty-five trillion, five hundred forty-three billion, four hundred four million, four hundred twelve thousand, twelve".