36473223697 has 4 divisors (see below), whose sum is σ = 36474933796. Its totient is φ = 36471513600.

The previous prime is 36473223671. The next prime is 36473223713. The reversal of 36473223697 is 79632237463.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 28762803216 + 7710420481 = 169596^2 + 87809^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36473223697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36473229697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 822648 + ... + 865849.

It is an arithmetic number, because the mean of its divisors is an integer number (9118733449).

Almost surely, 2^36473223697 is an apocalyptic number.

It is an amenable number.

36473223697 is a deficient number, since it is larger than the sum of its proper divisors (1710099).

36473223697 is a wasteful number, since it uses less digits than its factorization.

36473223697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1710098.

The product of its digits is 6858432, while the sum is 52.

The spelling of 36473223697 in words is "thirty-six billion, four hundred seventy-three million, two hundred twenty-three thousand, six hundred ninety-seven".