11452216618 has 16 divisors (see below), whose sum is σ = 17318974464. Its totient is φ = 5679253440.

The previous prime is 11452216597. The next prime is 11452216639. The reversal of 11452216618 is 81661225411.

It is an interprime number because it is at equal distance from previous prime (11452216597) and next prime (11452216639).

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, 1262178 + ... + 1271218.

It is an arithmetic number, because the mean of its divisors is an integer number (1082435904).

Almost surely, 2^11452216618 is an apocalyptic number.

11452216618 is a deficient number, since it is larger than the sum of its proper divisors (5866757846).

11452216618 is a wasteful number, since it uses less digits than its factorization.

11452216618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14157.

The product of its digits is 23040, while the sum is 37.

The spelling of 11452216618 in words is "eleven billion, four hundred fifty-two million, two hundred sixteen thousand, six hundred eighteen".