82002726078 has 96 divisors (see below), whose sum is σ = 211010645664. Its totient is φ = 21042540288.

The previous prime is 82002726059. The next prime is 82002726187. The reversal of 82002726078 is 87062720028.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 148525 + ... + 431352.

It is an arithmetic number, because the mean of its divisors is an integer number (2198027559).

Almost surely, 2^82002726078 is an apocalyptic number.

82002726078 is an abundant number, since it is smaller than the sum of its proper divisors (129007919586).

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

82002726078 is a wasteful number, since it uses less digits than its factorization.

82002726078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579946 (or 579939 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 42.

The spelling of 82002726078 in words is "eighty-two billion, two million, seven hundred twenty-six thousand, seventy-eight".