83291032329 has 16 divisors (see below), whose sum is σ = 111653673600. Its totient is φ = 55227995136.

The previous prime is 83291032309. The next prime is 83291032337. The reversal of 83291032329 is 92323019238.

It is not a de Polignac number, because 83291032329 - 2¹³ = 83291024137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83291032309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3391707 + ... + 3416175.

It is an arithmetic number, because the mean of its divisors is an integer number (6978354600).

Almost surely, 2^83291032329 is an apocalyptic number.

It is an amenable number.

83291032329 is a deficient number, since it is larger than the sum of its proper divisors (28362641271).

83291032329 is a wasteful number, since it uses less digits than its factorization.

83291032329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30544.

The product of its (nonzero) digits is 139968, while the sum is 42.

The spelling of 83291032329 in words is "eighty-three billion, two hundred ninety-one million, thirty-two thousand, three hundred twenty-nine".