11249422618 has 16 divisors (see below), whose sum is σ = 19354351104. Its totient is φ = 4803774480.

The previous prime is 11249422609. The next prime is 11249422627. The reversal of 11249422618 is 81622494211.

It is an interprime number because it is at equal distance from previous prime (11249422609) and next prime (11249422627).

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, 1446538 + ... + 1454293.

It is an arithmetic number, because the mean of its divisors is an integer number (1209646944).

Almost surely, 2^11249422618 is an apocalyptic number.

11249422618 is a deficient number, since it is larger than the sum of its proper divisors (8104928486).

11249422618 is a wasteful number, since it uses less digits than its factorization.

11249422618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2901117.

The product of its digits is 55296, while the sum is 40.

The spelling of 11249422618 in words is "eleven billion, two hundred forty-nine million, four hundred twenty-two thousand, six hundred eighteen".