45549737329 has 4 divisors (see below), whose sum is σ = 45556233840. Its totient is φ = 45543240820.

The previous prime is 45549737327. The next prime is 45549737341. The reversal of 45549737329 is 92373794554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45549737329 - 2¹ = 45549737327 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45549737327) 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, 3237727 + ... + 3251764.

It is an arithmetic number, because the mean of its divisors is an integer number (11389058460).

Almost surely, 2^45549737329 is an apocalyptic number.

It is an amenable number.

45549737329 is a deficient number, since it is larger than the sum of its proper divisors (6496511).

45549737329 is an equidigital number, since it uses as much as digits as its factorization.

45549737329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6496510.

The product of its digits is 28576800, while the sum is 58.

The spelling of 45549737329 in words is "forty-five billion, five hundred forty-nine million, seven hundred thirty-seven thousand, three hundred twenty-nine".