4966859646 has 24 divisors (see below), whose sum is σ = 12298890864. Its totient is φ = 1419102720.

The previous prime is 4966859641. The next prime is 4966859671. The reversal of 4966859646 is 6469586694.

4966859646 is a `hidden beast` number, since 496 + 6 + 85 + 9 + 64 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4966859641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19709635 + ... + 19709886.

It is an arithmetic number, because the mean of its divisors is an integer number (512453786).

Almost surely, 2^4966859646 is an apocalyptic number.

4966859646 is an abundant number, since it is smaller than the sum of its proper divisors (7332031218).

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

4966859646 is a wasteful number, since it uses less digits than its factorization.

4966859646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39419536 (or 39419533 counting only the distinct ones).

The product of its digits is 67184640, while the sum is 63.

The square root of 4966859646 is about 70475.9508343094. The cubic root of 4966859646 is about 1706.1896217575.

The spelling of 4966859646 in words is "four billion, nine hundred sixty-six million, eight hundred fifty-nine thousand, six hundred forty-six".