45444540142 has 8 divisors (see below), whose sum is σ = 68841729432. Its totient is φ = 22497297000.

The previous prime is 45444540101. The next prime is 45444540143. The reversal of 45444540142 is 24104544454.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45444540143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112486284 + ... + 112486687.

It is an arithmetic number, because the mean of its divisors is an integer number (8605216179).

Almost surely, 2^45444540142 is an apocalyptic number.

45444540142 is a deficient number, since it is larger than the sum of its proper divisors (23397189290).

45444540142 is a wasteful number, since it uses less digits than its factorization.

45444540142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224973074.

The product of its (nonzero) digits is 204800, while the sum is 37.

The spelling of 45444540142 in words is "forty-five billion, four hundred forty-four million, five hundred forty thousand, one hundred forty-two".