82143381204 has 48 divisors (see below), whose sum is σ = 215072907840. Its totient is φ = 27110023200.

The previous prime is 82143381193. The next prime is 82143381233. The reversal of 82143381204 is 40218334128.

It is a happy number.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3754374 + ... + 3776189.

It is an arithmetic number, because the mean of its divisors is an integer number (4480685580).

Almost surely, 2^82143381204 is an apocalyptic number.

It is an amenable number.

82143381204 is an abundant number, since it is smaller than the sum of its proper divisors (132929526636).

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

82143381204 is a wasteful number, since it uses less digits than its factorization.

82143381204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7530677 (or 7530669 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 36.

The spelling of 82143381204 in words is "eighty-two billion, one hundred forty-three million, three hundred eighty-one thousand, two hundred four".