4777646654 has 16 divisors (see below), whose sum is σ = 8070160896. Its totient is φ = 2101603800.

The previous prime is 4777646639. The next prime is 4777646659. The reversal of 4777646654 is 4566467774.

It is a self number, because there is not a number n which added to its sum of digits gives 4777646654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4777646659) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3501992 + ... + 3503355.

It is an arithmetic number, because the mean of its divisors is an integer number (504385056).

Almost surely, 2^4777646654 is an apocalyptic number.

4777646654 is a deficient number, since it is larger than the sum of its proper divisors (3292514242).

4777646654 is a wasteful number, since it uses less digits than its factorization.

4777646654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7005391.

The product of its digits is 23708160, while the sum is 56.

The square root of 4777646654 is about 69120.5226687414. The cubic root of 4777646654 is about 1684.2427077148.

The spelling of 4777646654 in words is "four billion, seven hundred seventy-seven million, six hundred forty-six thousand, six hundred fifty-four".