76330016989 has 2 divisors, whose sum is σ = 76330016990. Its totient is φ = 76330016988.

The previous prime is 76330016977. The next prime is 76330016999. The reversal of 76330016989 is 98961003367.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70654956100 + 5675060889 = 265810^2 + 75333^2 .

It is a cyclic number.

It is not a de Polignac number, because 76330016989 - 2¹⁵ = 76329984221 is a prime.

It is a super-2 number, since 2×76330016989² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76330016929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38165008494 + 38165008495.

It is an arithmetic number, because the mean of its divisors is an integer number (38165008495).

Almost surely, 2^76330016989 is an apocalyptic number.

It is an amenable number.

76330016989 is a deficient number, since it is larger than the sum of its proper divisors (1).

76330016989 is an equidigital number, since it uses as much as digits as its factorization.

76330016989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1469664, while the sum is 52.

The spelling of 76330016989 in words is "seventy-six billion, three hundred thirty million, sixteen thousand, nine hundred eighty-nine".