99274559999 has 4 divisors (see below), whose sum is σ = 100957179720. Its totient is φ = 97591940280.

The previous prime is 99274559963. The next prime is 99274560019. The reversal of 99274559999 is 99995547299.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99274559999 - 2¹⁶ = 99274494463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99274559959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 841309772 + ... + 841309889.

It is an arithmetic number, because the mean of its divisors is an integer number (25239294930).

Almost surely, 2^99274559999 is an apocalyptic number.

99274559999 is a deficient number, since it is larger than the sum of its proper divisors (1682619721).

99274559999 is a wasteful number, since it uses less digits than its factorization.

99274559999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1682619720.

The product of its digits is 744017400, while the sum is 77.

The spelling of 99274559999 in words is "ninety-nine billion, two hundred seventy-four million, five hundred fifty-nine thousand, nine hundred ninety-nine".