82899537480 has 192 divisors, whose sum is σ = 286954799040. Its totient is φ = 21508975872.

The previous prime is 82899537463. The next prime is 82899537493. The reversal of 82899537480 is 8473599828.

82899537480 is a `hidden beast` number, since 8 + 2 + 8 + 99 + 537 + 4 + 8 + 0 = 666.

It is a super-3 number, since 3×82899537480³ (a number of 34 digits) contains 333 as substring.

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, 244387 + ... + 474893.

It is an arithmetic number, because the mean of its divisors is an integer number (1494556245).

Almost surely, 2^82899537480 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 82899537480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143477399520).

82899537480 is an abundant number, since it is smaller than the sum of its proper divisors (204055261560).

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

82899537480 is a wasteful number, since it uses less digits than its factorization.

82899537480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230570 (or 230554 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 63.

The spelling of 82899537480 in words is "eighty-two billion, eight hundred ninety-nine million, five hundred thirty-seven thousand, four hundred eighty".