49510565493 has 16 divisors (see below), whose sum is σ = 67623024960. Its totient is φ = 32210742656.

The previous prime is 49510565477. The next prime is 49510565513. The reversal of 49510565493 is 39456501594.

It is a cyclic number.

It is not a de Polignac number, because 49510565493 - 2⁴ = 49510565477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49510565413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 996630 + ... + 1045127.

It is an arithmetic number, because the mean of its divisors is an integer number (4226439060).

Almost surely, 2^49510565493 is an apocalyptic number.

It is an amenable number.

49510565493 is a deficient number, since it is larger than the sum of its proper divisors (18112459467).

49510565493 is a wasteful number, since it uses less digits than its factorization.

49510565493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041956.

The product of its (nonzero) digits is 2916000, while the sum is 51.

The spelling of 49510565493 in words is "forty-nine billion, five hundred ten million, five hundred sixty-five thousand, four hundred ninety-three".