45787459842 has 40 divisors (see below), whose sum is σ = 102948096636. Its totient is φ = 15210380448.

The previous prime is 45787459807. The next prime is 45787459843. The reversal of 45787459842 is 24895478754.

It is a happy number.

45787459842 is a `hidden beast` number, since 4 + 578 + 7 + 4 + 59 + 8 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 45569867841 + 217592001 = 213471^2 + 14751^2 .

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 45787459842.

It is not an unprimeable number, because it can be changed into a prime (45787459843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 434853 + ... + 529784.

Almost surely, 2^45787459842 is an apocalyptic number.

45787459842 is an abundant number, since it is smaller than the sum of its proper divisors (57160636794).

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

45787459842 is a wasteful number, since it uses less digits than its factorization.

45787459842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964944 (or 964935 counting only the distinct ones).

The product of its digits is 90316800, while the sum is 63.

The spelling of 45787459842 in words is "forty-five billion, seven hundred eighty-seven million, four hundred fifty-nine thousand, eight hundred forty-two".