99819275783 has 2 divisors, whose sum is σ = 99819275784. Its totient is φ = 99819275782.

The previous prime is 99819275771. The next prime is 99819275821. The reversal of 99819275783 is 38757291899.

It is a weak prime.

It is an emirp because it is prime and its reverse (38757291899) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99819275783 - 2⁸ = 99819275527 is a prime.

It is a super-2 number, since 2×99819275783² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99819275183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49909637891 + 49909637892.

It is an arithmetic number, because the mean of its divisors is an integer number (49909637892).

Almost surely, 2^99819275783 is an apocalyptic number.

99819275783 is a deficient number, since it is larger than the sum of its proper divisors (1).

99819275783 is an equidigital number, since it uses as much as digits as its factorization.

99819275783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68584320, while the sum is 68.

The spelling of 99819275783 in words is "ninety-nine billion, eight hundred nineteen million, two hundred seventy-five thousand, seven hundred eighty-three".