49564566459 has 12 divisors (see below), whose sum is σ = 71652300096. Its totient is φ = 33015796272.

The previous prime is 49564566451. The next prime is 49564566503. The reversal of 49564566459 is 95466546594.

49564566459 is a `hidden beast` number, since 4 + 9 + 5 + 64 + 566 + 4 + 5 + 9 = 666.

It is not a de Polignac number, because 49564566459 - 2³ = 49564566451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49564566396 and 49564566405.

It is not an unprimeable number, because it can be changed into a prime (49564566451) 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 11 ways as a sum of consecutive naturals, for example, 2259147 + ... + 2280980.

It is an arithmetic number, because the mean of its divisors is an integer number (5971025008).

Almost surely, 2^49564566459 is an apocalyptic number.

49564566459 is a deficient number, since it is larger than the sum of its proper divisors (22087733637).

49564566459 is a wasteful number, since it uses less digits than its factorization.

49564566459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4541346 (or 4541343 counting only the distinct ones).

The product of its digits is 139968000, while the sum is 63.

The spelling of 49564566459 in words is "forty-nine billion, five hundred sixty-four million, five hundred sixty-six thousand, four hundred fifty-nine".