18633514034 has 4 divisors (see below), whose sum is σ = 27950271054. Its totient is φ = 9316757016.

The previous prime is 18633514033. The next prime is 18633514087. The reversal of 18633514034 is 43041533681.

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

It can be written as a sum of positive squares in only one way, i.e., 10474908409 + 8158605625 = 102347^2 + 90325^2 .

It is not an unprimeable number, because it can be changed into a prime (18633514033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4658378507 + ... + 4658378510.

Almost surely, 2^18633514034 is an apocalyptic number.

18633514034 is a deficient number, since it is larger than the sum of its proper divisors (9316757020).

18633514034 is an equidigital number, since it uses as much as digits as its factorization.

18633514034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9316757019.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 18633514034 in words is "eighteen billion, six hundred thirty-three million, five hundred fourteen thousand, thirty-four".