82820226460 has 24 divisors (see below), whose sum is σ = 174360584160. Its totient is φ = 33044641344.

The previous prime is 82820226457. The next prime is 82820226547. The reversal of 82820226460 is 6462202828.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5207440 + ... + 5223319.

It is an arithmetic number, because the mean of its divisors is an integer number (7265024340).

Almost surely, 2^82820226460 is an apocalyptic number.

It is an amenable number.

82820226460 is an abundant number, since it is smaller than the sum of its proper divisors (91540357700).

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

82820226460 is a wasteful number, since it uses less digits than its factorization.

82820226460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10431165 (or 10431163 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 40.

The spelling of 82820226460 in words is "eighty-two billion, eight hundred twenty million, two hundred twenty-six thousand, four hundred sixty".