645606633114 has 32 divisors (see below), whose sum is σ = 1473456584640. Its totient is φ = 209385934416.

The previous prime is 645606633109. The next prime is 645606633149. The reversal of 645606633114 is 411336606546.

645606633114 is a `hidden beast` number, since 6 + 4 + 5 + 6 + 0 + 6 + 633 + 1 + 1 + 4 = 666.

645606633114 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 645606633114.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161561224 + ... + 161565219.

It is an arithmetic number, because the mean of its divisors is an integer number (46045518270).

Almost surely, 2^645606633114 is an apocalyptic number.

645606633114 is an abundant number, since it is smaller than the sum of its proper divisors (827849951526).

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

645606633114 is a wasteful number, since it uses less digits than its factorization.

645606633114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323126491 (or 323126485 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 45.

The spelling of 645606633114 in words is "six hundred forty-five billion, six hundred six million, six hundred thirty-three thousand, one hundred fourteen".