83231205523 has 8 divisors (see below), whose sum is σ = 85267990080. Its totient is φ = 81194742720.

The previous prime is 83231205503. The next prime is 83231205529. The reversal of 83231205523 is 32550213238.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83231205523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83231205529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492573 + ... + 639601.

It is an arithmetic number, because the mean of its divisors is an integer number (10658498760).

Almost surely, 2^83231205523 is an apocalyptic number.

83231205523 is a deficient number, since it is larger than the sum of its proper divisors (2036784557).

83231205523 is a wasteful number, since it uses less digits than its factorization.

83231205523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160877.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 83231205523 in words is "eighty-three billion, two hundred thirty-one million, two hundred five thousand, five hundred twenty-three".