345153660646 has 8 divisors (see below), whose sum is σ = 517893257664. Its totient is φ = 172522574760.

The previous prime is 345153660623. The next prime is 345153660659. The reversal of 345153660646 is 646066351543.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 345153660646.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27119830 + ... + 27132553.

It is an arithmetic number, because the mean of its divisors is an integer number (64736657208).

Almost surely, 2^345153660646 is an apocalyptic number.

345153660646 is a deficient number, since it is larger than the sum of its proper divisors (172739597018).

345153660646 is a wasteful number, since it uses less digits than its factorization.

345153660646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54255566.

The product of its (nonzero) digits is 4665600, while the sum is 49.

The spelling of 345153660646 in words is "three hundred forty-five billion, one hundred fifty-three million, six hundred sixty thousand, six hundred forty-six".