36459247018 has 8 divisors (see below), whose sum is σ = 54690096420. Its totient is φ = 18229214880.

The previous prime is 36459247009. The next prime is 36459247031. The reversal of 36459247018 is 81074295463.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 36028974969 + 430272049 = 189813^2 + 20743^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76893 + ... + 280768.

It is a 1-persistent number, because it is pandigital, but 2⋅36459247018 = 72918494036 is not.

Almost surely, 2^36459247018 is an apocalyptic number.

36459247018 is a deficient number, since it is larger than the sum of its proper divisors (18230849402).

36459247018 is a wasteful number, since it uses less digits than its factorization.

36459247018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408632.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 36459247018 in words is "thirty-six billion, four hundred fifty-nine million, two hundred forty-seven thousand, eighteen".