45473887789 has 4 divisors (see below), whose sum is σ = 49607877600. Its totient is φ = 41339897980.

The previous prime is 45473887787. The next prime is 45473887847. The reversal of 45473887789 is 98778837454.

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 45473887789 - 2¹ = 45473887787 is a prime.

It is a super-5 number, since 5×45473887789⁵ (a number of 54 digits) contains 55555 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45473887787) 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, 2066994889 + ... + 2066994910.

It is an arithmetic number, because the mean of its divisors is an integer number (12401969400).

Almost surely, 2^45473887789 is an apocalyptic number.

It is an amenable number.

45473887789 is a deficient number, since it is larger than the sum of its proper divisors (4133989811).

45473887789 is a wasteful number, since it uses less digits than its factorization.

45473887789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4133989810.

The product of its digits is 379330560, while the sum is 70.

The spelling of 45473887789 in words is "forty-five billion, four hundred seventy-three million, eight hundred eighty-seven thousand, seven hundred eighty-nine".