49420312745 has 4 divisors (see below), whose sum is σ = 59304375300. Its totient is φ = 39536250192.

The previous prime is 49420312717. The next prime is 49420312751. The reversal of 49420312745 is 54721302494.

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

It can be written as a sum of positive squares in 2 ways, for example, as 23775172864 + 25645139881 = 154192^2 + 160141^2 .

It is a cyclic number.

It is not a de Polignac number, because 49420312745 - 2²⁴ = 49403535529 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4942031270 + ... + 4942031279.

It is an arithmetic number, because the mean of its divisors is an integer number (14826093825).

Almost surely, 2^49420312745 is an apocalyptic number.

It is an amenable number.

49420312745 is a deficient number, since it is larger than the sum of its proper divisors (9884062555).

49420312745 is an equidigital number, since it uses as much as digits as its factorization.

49420312745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9884062554.

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 49420312745 in words is "forty-nine billion, four hundred twenty million, three hundred twelve thousand, seven hundred forty-five".