52491000199 has 24 divisors (see below), whose sum is σ = 60814015920. Its totient is φ = 45147548160.

The previous prime is 52491000157. The next prime is 52491000227. The reversal of 52491000199 is 99100019425.

It is not a de Polignac number, because 52491000199 - 2¹³ = 52490992007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52491004199) 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, 1762359 + ... + 1791895.

It is an arithmetic number, because the mean of its divisors is an integer number (2533917330).

Almost surely, 2^52491000199 is an apocalyptic number.

52491000199 is a deficient number, since it is larger than the sum of its proper divisors (8323015721).

52491000199 is a wasteful number, since it uses less digits than its factorization.

52491000199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30351 (or 30340 counting only the distinct ones).

The product of its (nonzero) digits is 29160, while the sum is 40.

The spelling of 52491000199 in words is "fifty-two billion, four hundred ninety-one million, one hundred ninety-nine", and thus it is an aban number.