82528135074 has 96 divisors (see below), whose sum is σ = 225017035776. Its totient is φ = 21235505760.

The previous prime is 82528135073. The next prime is 82528135087. The reversal of 82528135074 is 47053182528.

82528135074 is a `hidden beast` number, since 8 + 2 + 528 + 1 + 3 + 50 + 74 = 666.

It is not an unprimeable number, because it can be changed into a prime (82528135073) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 129942 + ... + 426545.

It is an arithmetic number, because the mean of its divisors is an integer number (2343927456).

Almost surely, 2^82528135074 is an apocalyptic number.

82528135074 is an abundant number, since it is smaller than the sum of its proper divisors (142488900702).

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

82528135074 is a wasteful number, since it uses less digits than its factorization.

82528135074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556620 (or 556617 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The spelling of 82528135074 in words is "eighty-two billion, five hundred twenty-eight million, one hundred thirty-five thousand, seventy-four".