345611525566 has 8 divisors (see below), whose sum is σ = 518655210120. Its totient is φ = 172726455528.

The previous prime is 345611525521. The next prime is 345611525639. The reversal of 345611525566 is 665525116543.

It is a happy number.

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

It is a congruent number.

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, 39648181 + ... + 39656896.

It is an arithmetic number, because the mean of its divisors is an integer number (64831901265).

Almost surely, 2^345611525566 is an apocalyptic number.

345611525566 is a deficient number, since it is larger than the sum of its proper divisors (173043684554).

345611525566 is a wasteful number, since it uses less digits than its factorization.

345611525566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79307258.

The product of its digits is 3240000, while the sum is 49.

The spelling of 345611525566 in words is "three hundred forty-five billion, six hundred eleven million, five hundred twenty-five thousand, five hundred sixty-six".