45188911459 has 4 divisors (see below), whose sum is σ = 47567275240. Its totient is φ = 42810547680.

The previous prime is 45188911457. The next prime is 45188911487. The reversal of 45188911459 is 95411988154.

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

It is not a de Polignac number, because 45188911459 - 2¹ = 45188911457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45188911457) 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, 1189181862 + ... + 1189181899.

It is an arithmetic number, because the mean of its divisors is an integer number (11891818810).

Almost surely, 2^45188911459 is an apocalyptic number.

45188911459 is a deficient number, since it is larger than the sum of its proper divisors (2378363781).

45188911459 is a wasteful number, since it uses less digits than its factorization.

45188911459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2378363780.

The product of its digits is 2073600, while the sum is 55.

The spelling of 45188911459 in words is "forty-five billion, one hundred eighty-eight million, nine hundred eleven thousand, four hundred fifty-nine".