82477531198 has 4 divisors (see below), whose sum is σ = 123716296800. Its totient is φ = 41238765598.

The previous prime is 82477531181. The next prime is 82477531231. The reversal of 82477531198 is 89113577428.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20619382798 + ... + 20619382801.

It is an arithmetic number, because the mean of its divisors is an integer number (30929074200).

Almost surely, 2^82477531198 is an apocalyptic number.

82477531198 is a deficient number, since it is larger than the sum of its proper divisors (41238765602).

82477531198 is a wasteful number, since it uses less digits than its factorization.

82477531198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41238765601.

The product of its digits is 3386880, while the sum is 55.

The spelling of 82477531198 in words is "eighty-two billion, four hundred seventy-seven million, five hundred thirty-one thousand, one hundred ninety-eight".