36493811697 has 16 divisors (see below), whose sum is σ = 55920291840. Its totient is φ = 20737103952.

The previous prime is 36493811681. The next prime is 36493811743. The reversal of 36493811697 is 79611839463.

It is a happy number.

It is not a de Polignac number, because 36493811697 - 2⁴ = 36493811681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36493811677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4850433 + ... + 4857950.

It is an arithmetic number, because the mean of its divisors is an integer number (3495018240).

Almost surely, 2^36493811697 is an apocalyptic number.

It is an amenable number.

36493811697 is a deficient number, since it is larger than the sum of its proper divisors (19426480143).

36493811697 is a wasteful number, since it uses less digits than its factorization.

36493811697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9708572.

The product of its digits is 5878656, while the sum is 57.

The spelling of 36493811697 in words is "thirty-six billion, four hundred ninety-three million, eight hundred eleven thousand, six hundred ninety-seven".