36446402477647 has 2 divisors, whose sum is σ = 36446402477648. Its totient is φ = 36446402477646.

The previous prime is 36446402477633. The next prime is 36446402477657. The reversal of 36446402477647 is 74677420464463.

It is a strong prime.

It is an emirp because it is prime and its reverse (74677420464463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36446402477647 - 2¹¹ = 36446402475599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36446402477657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18223201238823 + 18223201238824.

It is an arithmetic number, because the mean of its divisors is an integer number (18223201238824).

Almost surely, 2^{36446402477647} is an apocalyptic number.

36446402477647 is a deficient number, since it is larger than the sum of its proper divisors (1).

36446402477647 is an equidigital number, since it uses as much as digits as its factorization.

36446402477647 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 455196672, while the sum is 64.

The spelling of 36446402477647 in words is "thirty-six trillion, four hundred forty-six billion, four hundred two million, four hundred seventy-seven thousand, six hundred forty-seven".