45742075542 has 72 divisors (see below), whose sum is σ = 109180254456. Its totient is φ = 14350411008.

The previous prime is 45742075529. The next prime is 45742075543. The reversal of 45742075542 is 24557024754.

45742075542 is a `hidden beast` number, since 4 + 5 + 74 + 20 + 7 + 554 + 2 = 666.

45742075542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45742075543) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 22383 + ... + 303290.

It is an arithmetic number, because the mean of its divisors is an integer number (1516392423).

Almost surely, 2^45742075542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45742075542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54590127228).

45742075542 is an abundant number, since it is smaller than the sum of its proper divisors (63438178914).

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

45742075542 is a wasteful number, since it uses less digits than its factorization.

45742075542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325724 (or 325695 counting only the distinct ones).

The product of its (nonzero) digits is 1568000, while the sum is 45.

The spelling of 45742075542 in words is "forty-five billion, seven hundred forty-two million, seventy-five thousand, five hundred forty-two".