82550031603 has 32 divisors (see below), whose sum is σ = 120058498560. Its totient is φ = 50150430720.

The previous prime is 82550031569. The next prime is 82550031617. The reversal of 82550031603 is 30613005528.

It is not a de Polignac number, because 82550031603 - 2⁶ = 82550031539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82550031643) 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 31 ways as a sum of consecutive naturals, for example, 944178 + ... + 1027896.

It is an arithmetic number, because the mean of its divisors is an integer number (3751828080).

Almost surely, 2^82550031603 is an apocalyptic number.

82550031603 is a deficient number, since it is larger than the sum of its proper divisors (37508466957).

82550031603 is a wasteful number, since it uses less digits than its factorization.

82550031603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84059.

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 82550031603 in words is "eighty-two billion, five hundred fifty million, thirty-one thousand, six hundred three".