4661784505 has 16 divisors (see below), whose sum is σ = 6401364480. Its totient is φ = 3192622272.

The previous prime is 4661784503. The next prime is 4661784511. The reversal of 4661784505 is 5054871664.

It is not a de Polignac number, because 4661784505 - 2¹ = 4661784503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4661784503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55665 + ... + 111454.

It is an arithmetic number, because the mean of its divisors is an integer number (400085280).

Almost surely, 2^4661784505 is an apocalyptic number.

It is an amenable number.

4661784505 is a deficient number, since it is larger than the sum of its proper divisors (1739579975).

4661784505 is a wasteful number, since it uses less digits than its factorization.

4661784505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167928.

The product of its (nonzero) digits is 806400, while the sum is 46.

The square root of 4661784505 is about 68277.2619910904. The cubic root of 4661784505 is about 1670.5163528147.

The spelling of 4661784505 in words is "four billion, six hundred sixty-one million, seven hundred eighty-four thousand, five hundred five".