83573654099 has 4 divisors (see below), whose sum is σ = 90002396736. Its totient is φ = 77144911464.

The previous prime is 83573654081. The next prime is 83573654107. The reversal of 83573654099 is 99045637538.

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 83573654099 - 2²⁴ = 83556876883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83573654029) 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 3 ways as a sum of consecutive naturals, for example, 3214371299 + ... + 3214371324.

It is an arithmetic number, because the mean of its divisors is an integer number (22500599184).

Almost surely, 2^83573654099 is an apocalyptic number.

83573654099 is a deficient number, since it is larger than the sum of its proper divisors (6428742637).

83573654099 is a wasteful number, since it uses less digits than its factorization.

83573654099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6428742636.

The product of its (nonzero) digits is 24494400, while the sum is 59.

The spelling of 83573654099 in words is "eighty-three billion, five hundred seventy-three million, six hundred fifty-four thousand, ninety-nine".