36662640479 has 2 divisors, whose sum is σ = 36662640480. Its totient is φ = 36662640478.

The previous prime is 36662640467. The next prime is 36662640491. The reversal of 36662640479 is 97404626663.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (36662640467) and next prime (36662640491).

It is an emirp because it is prime and its reverse (97404626663) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36662640479 - 2²⁰ = 36661591903 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36662640479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36662640439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18331320239 + 18331320240.

It is an arithmetic number, because the mean of its divisors is an integer number (18331320240).

Almost surely, 2^36662640479 is an apocalyptic number.

36662640479 is a deficient number, since it is larger than the sum of its proper divisors (1).

36662640479 is an equidigital number, since it uses as much as digits as its factorization.

36662640479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7838208, while the sum is 53.

The spelling of 36662640479 in words is "thirty-six billion, six hundred sixty-two million, six hundred forty thousand, four hundred seventy-nine".