2238149466768 has 40 divisors (see below), whose sum is σ = 5805877381216. Its totient is φ = 742954176000.

The previous prime is 2238149466739. The next prime is 2238149466781. The reversal of 2238149466768 is 8676649418322.

It is a super-3 number, since 3×2238149466768³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2238149466699 and 2238149466708.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96727258 + ... + 96750393.

Almost surely, 2^{2238149466768} is an apocalyptic number.

It is an amenable number.

2238149466768 is an abundant number, since it is smaller than the sum of its proper divisors (3567727914448).

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

2238149466768 is a wasteful number, since it uses less digits than its factorization.

2238149466768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193477903 (or 193477897 counting only the distinct ones).

The product of its digits is 167215104, while the sum is 66.

The spelling of 2238149466768 in words is "two trillion, two hundred thirty-eight billion, one hundred forty-nine million, four hundred sixty-six thousand, seven hundred sixty-eight".