8536490997 has 4 divisors (see below), whose sum is σ = 11381988000. Its totient is φ = 5690993996.

The previous prime is 8536490983. The next prime is 8536490999. The reversal of 8536490997 is 7990946358.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8536490997 - 2²⁴ = 8519713781 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8536490997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8536490999) 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, 1422748497 + ... + 1422748502.

It is an arithmetic number, because the mean of its divisors is an integer number (2845497000).

Almost surely, 2^8536490997 is an apocalyptic number.

It is an amenable number.

8536490997 is a deficient number, since it is larger than the sum of its proper divisors (2845497003).

8536490997 is a wasteful number, since it uses less digits than its factorization.

8536490997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2845497002.

The product of its (nonzero) digits is 14696640, while the sum is 60.

The square root of 8536490997 is about 92393.1328454664. The cubic root of 8536490997 is about 2043.7438456585.

The spelling of 8536490997 in words is "eight billion, five hundred thirty-six million, four hundred ninety thousand, nine hundred ninety-seven".