45476786618 has 16 divisors (see below), whose sum is σ = 68815401984. Its totient is φ = 22538648160.

The previous prime is 45476786611. The next prime is 45476786651. The reversal of 45476786618 is 81668767454.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45476786611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 197033 + ... + 360243.

It is an arithmetic number, because the mean of its divisors is an integer number (4300962624).

Almost surely, 2^45476786618 is an apocalyptic number.

45476786618 is a deficient number, since it is larger than the sum of its proper divisors (23338615366).

45476786618 is a wasteful number, since it uses less digits than its factorization.

45476786618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164437.

The product of its digits is 54190080, while the sum is 62.

The spelling of 45476786618 in words is "forty-five billion, four hundred seventy-six million, seven hundred eighty-six thousand, six hundred eighteen".