48521491199 has 2 divisors, whose sum is σ = 48521491200. Its totient is φ = 48521491198.

The previous prime is 48521491177. The next prime is 48521491261. The reversal of 48521491199 is 99119412584.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48521491199 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48521491199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (48521491169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24260745599 + 24260745600.

It is an arithmetic number, because the mean of its divisors is an integer number (24260745600).

Almost surely, 2^48521491199 is an apocalyptic number.

48521491199 is a deficient number, since it is larger than the sum of its proper divisors (1).

48521491199 is an equidigital number, since it uses as much as digits as its factorization.

48521491199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 933120, while the sum is 53.

The spelling of 48521491199 in words is "forty-eight billion, five hundred twenty-one million, four hundred ninety-one thousand, one hundred ninety-nine".