49645886793 has 16 divisors (see below), whose sum is σ = 67419368256. Its totient is φ = 32489130240.

The previous prime is 49645886749. The next prime is 49645886897. The reversal of 49645886793 is 39768854694.

It is not a de Polignac number, because 49645886793 - 2¹⁸ = 49645624649 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49645886093) 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, 490980 + ... + 583397.

It is an arithmetic number, because the mean of its divisors is an integer number (4213710516).

Almost surely, 2^49645886793 is an apocalyptic number.

It is an amenable number.

49645886793 is a deficient number, since it is larger than the sum of its proper divisors (17773481463).

49645886793 is a wasteful number, since it uses less digits than its factorization.

49645886793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074664.

The product of its digits is 313528320, while the sum is 69.

The spelling of 49645886793 in words is "forty-nine billion, six hundred forty-five million, eight hundred eighty-six thousand, seven hundred ninety-three".