49774635867269 has 4 divisors (see below), whose sum is σ = 49774680978540. Its totient is φ = 49774590756000.

The previous prime is 49774635867259. The next prime is 49774635867311. The reversal of 49774635867269 is 96276853647794.

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 42590960130625 + 7183675736644 = 6526175^2 + 2680238^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49774635867269 is a prime.

It is a super-2 number, since 2×49774635867269² (a number of 28 digits) contains 22 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 (49774635867259) 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, 20857982 + ... + 23121519.

It is an arithmetic number, because the mean of its divisors is an integer number (12443670244635).

Almost surely, 2^{49774635867269} is an apocalyptic number.

It is an amenable number.

49774635867269 is a deficient number, since it is larger than the sum of its proper divisors (45111271).

49774635867269 is a wasteful number, since it uses less digits than its factorization.

49774635867269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45111270.

The product of its digits is 23044331520, while the sum is 83.

The spelling of 49774635867269 in words is "forty-nine trillion, seven hundred seventy-four billion, six hundred thirty-five million, eight hundred sixty-seven thousand, two hundred sixty-nine".