49242398565 has 16 divisors (see below), whose sum is σ = 79867124928. Its totient is φ = 25902850176.

The previous prime is 49242398563. The next prime is 49242398587. The reversal of 49242398565 is 56589324294.

It is not a de Polignac number, because 49242398565 - 2¹ = 49242398563 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49242398563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22484019 + ... + 22486208.

It is an arithmetic number, because the mean of its divisors is an integer number (4991695308).

Almost surely, 2^49242398565 is an apocalyptic number.

It is an amenable number.

49242398565 is a deficient number, since it is larger than the sum of its proper divisors (30624726363).

49242398565 is a wasteful number, since it uses less digits than its factorization.

49242398565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44970308.

The product of its digits is 18662400, while the sum is 57.

The spelling of 49242398565 in words is "forty-nine billion, two hundred forty-two million, three hundred ninety-eight thousand, five hundred sixty-five".