7669674989 has 2 divisors, whose sum is σ = 7669674990. Its totient is φ = 7669674988.

The previous prime is 7669674959. The next prime is 7669675043. The reversal of 7669674989 is 9894769667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7199522500 + 470152489 = 84850^2 + 21683^2 .

It is a cyclic number.

It is not a de Polignac number, because 7669674989 - 2¹² = 7669670893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7669674959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3834837494 + 3834837495.

It is an arithmetic number, because the mean of its divisors is an integer number (3834837495).

Almost surely, 2^7669674989 is an apocalyptic number.

It is an amenable number.

7669674989 is a deficient number, since it is larger than the sum of its proper divisors (1).

7669674989 is an equidigital number, since it uses as much as digits as its factorization.

7669674989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 246903552, while the sum is 71.

The square root of 7669674989 is about 87576.6806233258. The cubic root of 7669674989 is about 1972.0851078510.

The spelling of 7669674989 in words is "seven billion, six hundred sixty-nine million, six hundred seventy-four thousand, nine hundred eighty-nine".