4977320669 has 2 divisors, whose sum is σ = 4977320670. Its totient is φ = 4977320668.

The previous prime is 4977320609. The next prime is 4977320701. The reversal of 4977320669 is 9660237794.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4755757444 + 221563225 = 68962^2 + 14885^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4977320669 is a prime.

It is a super-2 number, since 2×4977320669² = 49547442084109215122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4977320669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4977320609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2488660334 + 2488660335.

It is an arithmetic number, because the mean of its divisors is an integer number (2488660335).

Almost surely, 2^4977320669 is an apocalyptic number.

It is an amenable number.

4977320669 is a deficient number, since it is larger than the sum of its proper divisors (1).

4977320669 is an equidigital number, since it uses as much as digits as its factorization.

4977320669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3429216, while the sum is 53.

The square root of 4977320669 is about 70550.1287667145. The cubic root of 4977320669 is about 1707.3866204093.

The spelling of 4977320669 in words is "four billion, nine hundred seventy-seven million, three hundred twenty thousand, six hundred sixty-nine".