49563730890 has 48 divisors (see below), whose sum is σ = 128885445000. Its totient is φ = 13214969856.

The previous prime is 49563730889. The next prime is 49563730891. The reversal of 49563730890 is 9803736594.

49563730890 is a `hidden beast` number, since 4 + 9 + 563 + 73 + 0 + 8 + 9 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (49563730889) and next prime (49563730891).

It can be written as a sum of positive squares in 4 ways, for example, as 25478863641 + 24084867249 = 159621^2 + 155193^2 .

It is not an unprimeable number, because it can be changed into a prime (49563730891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 602986 + ... + 680234.

Almost surely, 2^49563730890 is an apocalyptic number.

49563730890 is an abundant number, since it is smaller than the sum of its proper divisors (79321714110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49563730890 is a wasteful number, since it uses less digits than its factorization.

49563730890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84391 (or 84388 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 49563730890 in words is "forty-nine billion, five hundred sixty-three million, seven hundred thirty thousand, eight hundred ninety".