11249912477618 has 8 divisors (see below), whose sum is σ = 16897703453040. Its totient is φ = 5617344659940.

The previous prime is 11249912477539. The next prime is 11249912477621. The reversal of 11249912477618 is 81677421994211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3805787588 + ... + 3805790543.

It is an arithmetic number, because the mean of its divisors is an integer number (2112212931630).

Almost surely, 2^{11249912477618} is an apocalyptic number.

11249912477618 is a deficient number, since it is larger than the sum of its proper divisors (5647790975422).

11249912477618 is an equidigital number, since it uses as much as digits as its factorization.

11249912477618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7611578872.

The product of its digits is 12192768, while the sum is 62.

The spelling of 11249912477618 in words is "eleven trillion, two hundred forty-nine billion, nine hundred twelve million, four hundred seventy-seven thousand, six hundred eighteen".