45444533155 has 8 divisors (see below), whose sum is σ = 62323931232. Its totient is φ = 31161965568.

The previous prime is 45444533149. The next prime is 45444533191. The reversal of 45444533155 is 55133544454.

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

It is a cyclic number.

It is not a de Polignac number, because 45444533155 - 2¹³ = 45444524963 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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, 649207582 + ... + 649207651.

It is an arithmetic number, because the mean of its divisors is an integer number (7790491404).

Almost surely, 2^45444533155 is an apocalyptic number.

45444533155 is a deficient number, since it is larger than the sum of its proper divisors (16879398077).

45444533155 is a wasteful number, since it uses less digits than its factorization.

45444533155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1298415245.

The product of its digits is 1440000, while the sum is 43.

The spelling of 45444533155 in words is "forty-five billion, four hundred forty-four million, five hundred thirty-three thousand, one hundred fifty-five".