82477427560 has 128 divisors (see below), whose sum is σ = 215093491200. Its totient is φ = 28147426560.

The previous prime is 82477427551. The next prime is 82477427569. The reversal of 82477427560 is 6572477428.

It is an interprime number because it is at equal distance from previous prime (82477427551) and next prime (82477427569).

It is a junction number, because it is equal to n+sod(n) for n = 82477427498 and 82477427507.

It is not an unprimeable number, because it can be changed into a prime (82477427569) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 848419 + ... + 940621.

It is an arithmetic number, because the mean of its divisors is an integer number (1680417900).

Almost surely, 2^82477427560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82477427560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107546745600).

82477427560 is an abundant number, since it is smaller than the sum of its proper divisors (132616063640).

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

82477427560 is a wasteful number, since it uses less digits than its factorization.

82477427560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92351 (or 92347 counting only the distinct ones).

The product of its (nonzero) digits is 5268480, while the sum is 52.

The spelling of 82477427560 in words is "eighty-two billion, four hundred seventy-seven million, four hundred twenty-seven thousand, five hundred sixty".