82397680398 has 48 divisors (see below), whose sum is σ = 196544977200. Its totient is φ = 24739914240.

The previous prime is 82397680397. The next prime is 82397680403. The reversal of 82397680398 is 89308679328.

82397680398 is a `hidden beast` number, since 8 + 239 + 7 + 6 + 8 + 0 + 398 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82397680397) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1887363 + ... + 1930526.

It is an arithmetic number, because the mean of its divisors is an integer number (4094687025).

Almost surely, 2^82397680398 is an apocalyptic number.

82397680398 is an abundant number, since it is smaller than the sum of its proper divisors (114147296802).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82397680398 is a wasteful number, since it uses less digits than its factorization.

82397680398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3818017 (or 3818014 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 63.

The spelling of 82397680398 in words is "eighty-two billion, three hundred ninety-seven million, six hundred eighty thousand, three hundred ninety-eight".