8536663426 has 4 divisors (see below), whose sum is σ = 12804995142. Its totient is φ = 4268331712.

The previous prime is 8536663411. The next prime is 8536663427. The reversal of 8536663426 is 6243666358.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6243666358 = 2 ⋅3121833179.

It can be written as a sum of positive squares in only one way, i.e., 8413475625 + 123187801 = 91725^2 + 11099^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8536663426.

It is not an unprimeable number, because it can be changed into a prime (8536663427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2134165855 + ... + 2134165858.

Almost surely, 2^8536663426 is an apocalyptic number.

8536663426 is a deficient number, since it is larger than the sum of its proper divisors (4268331716).

8536663426 is a wasteful number, since it uses less digits than its factorization.

8536663426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4268331715.

The product of its digits is 3732480, while the sum is 49.

The square root of 8536663426 is about 92394.0659674635. The cubic root of 8536663426 is about 2043.7576061266.

The spelling of 8536663426 in words is "eight billion, five hundred thirty-six million, six hundred sixty-three thousand, four hundred twenty-six".