45175187479 has 4 divisors (see below), whose sum is σ = 45176265640. Its totient is φ = 45174109320.

The previous prime is 45175187467. The next prime is 45175187483. The reversal of 45175187479 is 97478157154.

It is a happy number.

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 45175187479 - 2¹⁵ = 45175154711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45175187489) 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, 473577 + ... + 560914.

It is an arithmetic number, because the mean of its divisors is an integer number (11294066410).

Almost surely, 2^45175187479 is an apocalyptic number.

45175187479 is a deficient number, since it is larger than the sum of its proper divisors (1078161).

45175187479 is a wasteful number, since it uses less digits than its factorization.

45175187479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078160.

The product of its digits is 9878400, while the sum is 58.

The spelling of 45175187479 in words is "forty-five billion, one hundred seventy-five million, one hundred eighty-seven thousand, four hundred seventy-nine".