35664779389 has 2 divisors, whose sum is σ = 35664779390. Its totient is φ = 35664779388.

The previous prime is 35664779377. The next prime is 35664779401. The reversal of 35664779389 is 98397746653.

35664779389 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (35664779377) and next prime (35664779401).

It can be written as a sum of positive squares in only one way, i.e., 34748688100 + 916091289 = 186410^2 + 30267^2 .

It is a cyclic number.

It is not a de Polignac number, because 35664779389 - 2⁵ = 35664779357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35664779329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17832389694 + 17832389695.

It is an arithmetic number, because the mean of its divisors is an integer number (17832389695).

Almost surely, 2^35664779389 is an apocalyptic number.

It is an amenable number.

35664779389 is a deficient number, since it is larger than the sum of its proper divisors (1).

35664779389 is an equidigital number, since it uses as much as digits as its factorization.

35664779389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 205752960, while the sum is 67.

The spelling of 35664779389 in words is "thirty-five billion, six hundred sixty-four million, seven hundred seventy-nine thousand, three hundred eighty-nine".