4912591769 has 2 divisors, whose sum is σ = 4912591770. Its totient is φ = 4912591768.

The previous prime is 4912591729. The next prime is 4912591807. The reversal of 4912591769 is 9671952194.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4716255625 + 196336144 = 68675^2 + 14012^2 .

It is a cyclic number.

It is not a de Polignac number, because 4912591769 - 2⁸ = 4912591513 is a prime.

It is a super-2 number, since 2×4912591769² = 48267115777693098722, 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 4912591769.

It is not a weakly prime, because it can be changed into another prime (4912591729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2456295884 + 2456295885.

It is an arithmetic number, because the mean of its divisors is an integer number (2456295885).

Almost surely, 2^4912591769 is an apocalyptic number.

It is an amenable number.

4912591769 is a deficient number, since it is larger than the sum of its proper divisors (1).

4912591769 is an equidigital number, since it uses as much as digits as its factorization.

4912591769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1224720, while the sum is 53.

The square root of 4912591769 is about 70089.8834996892. The cubic root of 4912591769 is about 1699.9529132287.

The spelling of 4912591769 in words is "four billion, nine hundred twelve million, five hundred ninety-one thousand, seven hundred sixty-nine".