4976507989 has 2 divisors, whose sum is σ = 4976507990. Its totient is φ = 4976507988.

The previous prime is 4976507969. The next prime is 4976507993. The reversal of 4976507989 is 9897056794.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4806648900 + 169859089 = 69330^2 + 13033^2 .

It is a cyclic number.

It is not a de Polignac number, because 4976507989 - 2⁵ = 4976507957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4976507989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4976507959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2488253994 + 2488253995.

It is an arithmetic number, because the mean of its divisors is an integer number (2488253995).

Almost surely, 2^4976507989 is an apocalyptic number.

It is an amenable number.

4976507989 is a deficient number, since it is larger than the sum of its proper divisors (1).

4976507989 is an equidigital number, since it uses as much as digits as its factorization.

4976507989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34292160, while the sum is 64.

The square root of 4976507989 is about 70544.3689389876. The cubic root of 4976507989 is about 1707.2936899234.

The spelling of 4976507989 in words is "four billion, nine hundred seventy-six million, five hundred seven thousand, nine hundred eighty-nine".