345648615204 has 12 divisors (see below), whose sum is σ = 806513435504. Its totient is φ = 115216205064.

The previous prime is 345648615187. The next prime is 345648615209. The reversal of 345648615204 is 402516846543.

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

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (345648615209) 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, 14402025622 + ... + 14402025645.

Almost surely, 2^345648615204 is an apocalyptic number.

It is an amenable number.

345648615204 is an abundant number, since it is smaller than the sum of its proper divisors (460864820300).

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

345648615204 is a wasteful number, since it uses less digits than its factorization.

345648615204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28804051274 (or 28804051272 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 48.

The spelling of 345648615204 in words is "three hundred forty-five billion, six hundred forty-eight million, six hundred fifteen thousand, two hundred four".