82258558612020 has 72 divisors (see below), whose sum is σ = 285163003192704. Its totient is φ = 18801956253888.

The previous prime is 82258558611973. The next prime is 82258558612031. The reversal of 82258558612020 is 2021685585228.

It is a happy number.

82258558612020 is a `hidden beast` number, since 8 + 2 + 2 + 5 + 8 + 558 + 61 + 2 + 0 + 20 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32642283904 + ... + 32642286423.

Almost surely, 2^{82258558612020} is an apocalyptic number.

It is an amenable number.

82258558612020 is an abundant number, since it is smaller than the sum of its proper divisors (202904444580684).

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

82258558612020 is a wasteful number, since it uses less digits than its factorization.

82258558612020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65284570349 (or 65284570344 counting only the distinct ones).

The product of its (nonzero) digits is 6144000, while the sum is 54.

The spelling of 82258558612020 in words is "eighty-two trillion, two hundred fifty-eight billion, five hundred fifty-eight million, six hundred twelve thousand, twenty".