82815901104 has 40 divisors (see below), whose sum is σ = 214041269232. Its totient is φ = 27592372480.

The previous prime is 82815901099. The next prime is 82815901109. The reversal of 82815901104 is 40110951828.

It is an interprime number because it is at equal distance from previous prime (82815901099) and next prime (82815901109).

It is not an unprimeable number, because it can be changed into a prime (82815901109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 300159 + ... + 505694.

Almost surely, 2^82815901104 is an apocalyptic number.

It is an amenable number.

82815901104 is an abundant number, since it is smaller than the sum of its proper divisors (131225368128).

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

82815901104 is a wasteful number, since it uses less digits than its factorization.

82815901104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808005 (or 807999 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 39.

The spelling of 82815901104 in words is "eighty-two billion, eight hundred fifteen million, nine hundred one thousand, one hundred four".