4977975386 has 4 divisors (see below), whose sum is σ = 7466963082. Its totient is φ = 2488987692.

The previous prime is 4977975349. The next prime is 4977975403. The reversal of 4977975386 is 6835797794.

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., 4857393025 + 120582361 = 69695^2 + 10981^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1244493845 + ... + 1244493848.

Almost surely, 2^4977975386 is an apocalyptic number.

4977975386 is a deficient number, since it is larger than the sum of its proper divisors (2488987696).

4977975386 is a wasteful number, since it uses less digits than its factorization.

4977975386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2488987695.

The product of its digits is 80015040, while the sum is 65.

The square root of 4977975386 is about 70554.7686977996. The cubic root of 4977975386 is about 1707.4614803664.

The spelling of 4977975386 in words is "four billion, nine hundred seventy-seven million, nine hundred seventy-five thousand, three hundred eighty-six".