4650381752566 has 48 divisors (see below), whose sum is σ = 8118872479872. Its totient is φ = 1989349021440.

The previous prime is 4650381752539. The next prime is 4650381752603. The reversal of 4650381752566 is 6652571830564.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 4650381752566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123454651 + ... + 123492313.

It is an arithmetic number, because the mean of its divisors is an integer number (169143176664).

Almost surely, 2^{4650381752566} is an apocalyptic number.

4650381752566 is a deficient number, since it is larger than the sum of its proper divisors (3468490727306).

4650381752566 is a wasteful number, since it uses less digits than its factorization.

4650381752566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67717 (or 67706 counting only the distinct ones).

The product of its (nonzero) digits is 36288000, while the sum is 58.

The spelling of 4650381752566 in words is "four trillion, six hundred fifty billion, three hundred eighty-one million, seven hundred fifty-two thousand, five hundred sixty-six".