82481385398 has 4 divisors (see below), whose sum is σ = 123722078100. Its totient is φ = 41240692698.

The previous prime is 82481385377. The next prime is 82481385401. The reversal of 82481385398 is 89358318428.

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, 20620346348 + ... + 20620346351.

It is an arithmetic number, because the mean of its divisors is an integer number (30930519525).

Almost surely, 2^82481385398 is an apocalyptic number.

82481385398 is a deficient number, since it is larger than the sum of its proper divisors (41240692702).

82481385398 is a wasteful number, since it uses less digits than its factorization.

82481385398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41240692701.

The product of its digits is 13271040, while the sum is 59.

The spelling of 82481385398 in words is "eighty-two billion, four hundred eighty-one million, three hundred eighty-five thousand, three hundred ninety-eight".