4877493986 has 4 divisors (see below), whose sum is σ = 7316240982. Its totient is φ = 2438746992.

The previous prime is 4877493923. The next prime is 4877494001. The reversal of 4877493986 is 6893947784.

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., 4839289225 + 38204761 = 69565^2 + 6181^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1219373495 + ... + 1219373498.

Almost surely, 2^4877493986 is an apocalyptic number.

4877493986 is a deficient number, since it is larger than the sum of its proper divisors (2438746996).

4877493986 is a wasteful number, since it uses less digits than its factorization.

4877493986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2438746995.

The product of its digits is 73156608, while the sum is 65.

The square root of 4877493986 is about 69839.0577399209. The cubic root of 4877493986 is about 1695.8948220883.

The spelling of 4877493986 in words is "four billion, eight hundred seventy-seven million, four hundred ninety-three thousand, nine hundred eighty-six".