82889297099 has 8 divisors (see below), whose sum is σ = 94732927488. Its totient is φ = 71046242280.

The previous prime is 82889297089. The next prime is 82889297123. The reversal of 82889297099 is 99079298828.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82889297099 - 2⁸ = 82889296843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (82889297089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229214 + ... + 467244.

It is an arithmetic number, because the mean of its divisors is an integer number (11841615936).

Almost surely, 2^82889297099 is an apocalyptic number.

82889297099 is a deficient number, since it is larger than the sum of its proper divisors (11843630389).

82889297099 is a wasteful number, since it uses less digits than its factorization.

82889297099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287785.

The product of its (nonzero) digits is 94058496, while the sum is 71.

The spelling of 82889297099 in words is "eighty-two billion, eight hundred eighty-nine million, two hundred ninety-seven thousand, ninety-nine".