99971017282 has 48 divisors (see below), whose sum is σ = 160474991040. Its totient is φ = 46671460416.

The previous prime is 99971017261. The next prime is 99971017423. The reversal of 99971017282 is 28271017999.

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, 10388269 + ... + 10397887.

It is an arithmetic number, because the mean of its divisors is an integer number (3343228980).

Almost surely, 2^99971017282 is an apocalyptic number.

99971017282 is a deficient number, since it is larger than the sum of its proper divisors (60503973758).

99971017282 is a wasteful number, since it uses less digits than its factorization.

99971017282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9883 (or 9854 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 55.

The spelling of 99971017282 in words is "ninety-nine billion, nine hundred seventy-one million, seventeen thousand, two hundred eighty-two".