49809863522 has 8 divisors (see below), whose sum is σ = 74716716396. Its totient is φ = 24904291392.

The previous prime is 49809863503. The next prime is 49809863527. The reversal of 49809863522 is 22536890894.

49809863522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 43617904801 + 6191958721 = 208849^2 + 78689^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (49809863527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216203 + ... + 382574.

Almost surely, 2^49809863522 is an apocalyptic number.

49809863522 is a deficient number, since it is larger than the sum of its proper divisors (24906852874).

49809863522 is a wasteful number, since it uses less digits than its factorization.

49809863522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640372.

The product of its (nonzero) digits is 7464960, while the sum is 56.

The spelling of 49809863522 in words is "forty-nine billion, eight hundred nine million, eight hundred sixty-three thousand, five hundred twenty-two".