338633337018 has 16 divisors (see below), whose sum is σ = 706713051456. Its totient is φ = 107970049440.

The previous prime is 338633337013. The next prime is 338633337019. The reversal of 338633337018 is 810733336833.

It is a super-2 number, since 2×338633337018² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (338633337013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1226932243 + ... + 1226932518.

It is an arithmetic number, because the mean of its divisors is an integer number (44169565716).

Almost surely, 2^338633337018 is an apocalyptic number.

338633337018 is an abundant number, since it is smaller than the sum of its proper divisors (368079714438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

338633337018 is a wasteful number, since it uses less digits than its factorization.

338633337018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2453864789.

The product of its (nonzero) digits is 1959552, while the sum is 48.

The spelling of 338633337018 in words is "three hundred thirty-eight billion, six hundred thirty-three million, three hundred thirty-seven thousand, eighteen".