3664778059 has 2 divisors, whose sum is σ = 3664778060. Its totient is φ = 3664778058.

The previous prime is 3664778017. The next prime is 3664778081. The reversal of 3664778059 is 9508774663.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3664778059 - 2²⁷ = 3530560331 is a prime.

It is not a weakly prime, because it can be changed into another prime (3664773059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1832389029 + 1832389030.

It is an arithmetic number, because the mean of its divisors is an integer number (1832389030).

Almost surely, 2^3664778059 is an apocalyptic number.

3664778059 is a deficient number, since it is larger than the sum of its proper divisors (1).

3664778059 is an equidigital number, since it uses as much as digits as its factorization.

3664778059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7620480, while the sum is 55.

The square root of 3664778059 is about 60537.4104087712. The cubic root of 3664778059 is about 1541.7568720818.

The spelling of 3664778059 in words is "three billion, six hundred sixty-four million, seven hundred seventy-eight thousand, fifty-nine".