45305532047 has 4 divisors (see below), whose sum is σ = 45721179240. Its totient is φ = 44889884856.

The previous prime is 45305532031. The next prime is 45305532079. The reversal of 45305532047 is 74023550354.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45305532047 - 2⁴ = 45305532031 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 45305532047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45305532017) 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, 207823433 + ... + 207823650.

It is an arithmetic number, because the mean of its divisors is an integer number (11430294810).

Almost surely, 2^45305532047 is an apocalyptic number.

45305532047 is a deficient number, since it is larger than the sum of its proper divisors (415647193).

45305532047 is a wasteful number, since it uses less digits than its factorization.

45305532047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415647192.

The product of its (nonzero) digits is 252000, while the sum is 38.

The spelling of 45305532047 in words is "forty-five billion, three hundred five million, five hundred thirty-two thousand, forty-seven".