49240245665 has 16 divisors (see below), whose sum is σ = 64712088000. Its totient is φ = 35745719232.

The previous prime is 49240245631. The next prime is 49240245679. The reversal of 49240245665 is 56654204294.

It is not a de Polignac number, because 49240245665 - 2⁸ = 49240245409 is a prime.

It is an unprimeable number.

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, 6416015 + ... + 6423684.

It is an arithmetic number, because the mean of its divisors is an integer number (4044505500).

Almost surely, 2^49240245665 is an apocalyptic number.

It is an amenable number.

49240245665 is a deficient number, since it is larger than the sum of its proper divisors (15471842335).

49240245665 is a wasteful number, since it uses less digits than its factorization.

49240245665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12839776.

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 49240245665 in words is "forty-nine billion, two hundred forty million, two hundred forty-five thousand, six hundred sixty-five".