50453277865 has 4 divisors (see below), whose sum is σ = 60543933444. Its totient is φ = 40362622288.

The previous prime is 50453277857. The next prime is 50453277913. The reversal of 50453277865 is 56877235405.

It is a happy number.

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 28338018921 + 22115258944 = 168339^2 + 148712^2 .

It is a cyclic number.

It is not a de Polignac number, because 50453277865 - 2³ = 50453277857 is a prime.

It is a super-3 number, since 3×50453277865³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian 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, 5045327782 + ... + 5045327791.

It is an arithmetic number, because the mean of its divisors is an integer number (15135983361).

Almost surely, 2^50453277865 is an apocalyptic number.

It is an amenable number.

50453277865 is a deficient number, since it is larger than the sum of its proper divisors (10090655579).

50453277865 is a wasteful number, since it uses less digits than its factorization.

50453277865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10090655578.

The product of its (nonzero) digits is 7056000, while the sum is 52.

The spelling of 50453277865 in words is "fifty billion, four hundred fifty-three million, two hundred seventy-seven thousand, eight hundred sixty-five".