83099805890 has 8 divisors (see below), whose sum is σ = 149579650620. Its totient is φ = 33239922352.

The previous prime is 83099805881. The next prime is 83099805907. The reversal of 83099805890 is 9850899038.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 76242806641 + 6856999249 = 276121^2 + 82807^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4154990285 + ... + 4154990304.

Almost surely, 2^83099805890 is an apocalyptic number.

83099805890 is a deficient number, since it is larger than the sum of its proper divisors (66479844730).

83099805890 is a wasteful number, since it uses less digits than its factorization.

83099805890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8309980596.

The product of its (nonzero) digits is 5598720, while the sum is 59.

The spelling of 83099805890 in words is "eighty-three billion, ninety-nine million, eight hundred five thousand, eight hundred ninety".