49047405565 has 16 divisors (see below), whose sum is σ = 59640698880. Its totient is φ = 38716030080.

The previous prime is 49047405527. The next prime is 49047405599. The reversal of 49047405565 is 56550474094.

It is not a de Polignac number, because 49047405565 - 2¹⁵ = 49047372797 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 579345 + ... + 658585.

It is an arithmetic number, because the mean of its divisors is an integer number (3727543680).

Almost surely, 2^49047405565 is an apocalyptic number.

It is an amenable number.

49047405565 is a deficient number, since it is larger than the sum of its proper divisors (10593293315).

49047405565 is a wasteful number, since it uses less digits than its factorization.

49047405565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80892.

The product of its (nonzero) digits is 3024000, while the sum is 49.

The spelling of 49047405565 in words is "forty-nine billion, forty-seven million, four hundred five thousand, five hundred sixty-five".