45405135618 has 8 divisors (see below), whose sum is σ = 90810271248. Its totient is φ = 15135045204.

The previous prime is 45405135617. The next prime is 45405135649. The reversal of 45405135618 is 81653150454.

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

45405135618 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 45405135618.

It is not an unprimeable number, because it can be changed into a prime (45405135617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3783761296 + ... + 3783761307.

It is an arithmetic number, because the mean of its divisors is an integer number (11351283906).

Almost surely, 2^45405135618 is an apocalyptic number.

45405135618 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

45405135618 is a wasteful number, since it uses less digits than its factorization.

45405135618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7567522608.

The product of its (nonzero) digits is 288000, while the sum is 42.

The spelling of 45405135618 in words is "forty-five billion, four hundred five million, one hundred thirty-five thousand, six hundred eighteen".