4780116866506 has 4 divisors (see below), whose sum is σ = 7170175299762. Its totient is φ = 2390058433252.

The previous prime is 4780116866501. The next prime is 4780116866509. The reversal of 4780116866506 is 6056686110874.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4327194596481 + 452922270025 = 2080191^2 + 672995^2 .

It is not an unprimeable number, because it can be changed into a prime (4780116866501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1195029216625 + ... + 1195029216628.

Almost surely, 2^{4780116866506} is an apocalyptic number.

4780116866506 is a deficient number, since it is larger than the sum of its proper divisors (2390058433256).

4780116866506 is a wasteful number, since it uses less digits than its factorization.

4780116866506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2390058433255.

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 4780116866506 in words is "four trillion, seven hundred eighty billion, one hundred sixteen million, eight hundred sixty-six thousand, five hundred six".