345963403646 has 16 divisors (see below), whose sum is σ = 593645522400. Its totient is φ = 148128679680.

The previous prime is 345963403571. The next prime is 345963403661. The reversal of 345963403646 is 646304369543.

It is a congruent number.

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, 11763995 + ... + 11793366.

It is an arithmetic number, because the mean of its divisors is an integer number (37102845150).

Almost surely, 2^345963403646 is an apocalyptic number.

345963403646 is a deficient number, since it is larger than the sum of its proper divisors (247682118754).

345963403646 is a wasteful number, since it uses less digits than its factorization.

345963403646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23558419.

The product of its (nonzero) digits is 16796160, while the sum is 53.

The spelling of 345963403646 in words is "three hundred forty-five billion, nine hundred sixty-three million, four hundred three thousand, six hundred forty-six".