84277286028 has 96 divisors (see below), whose sum is σ = 235371225600. Its totient is φ = 25924076352.

The previous prime is 84277286017. The next prime is 84277286057. The reversal of 84277286028 is 82068277248.

84277286028 is a `hidden beast` number, since 8 + 4 + 2 + 7 + 7 + 28 + 602 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6900175 + ... + 6912377.

It is an arithmetic number, because the mean of its divisors is an integer number (2451783600).

Almost surely, 2^84277286028 is an apocalyptic number.

It is an amenable number.

84277286028 is an abundant number, since it is smaller than the sum of its proper divisors (151093939572).

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

84277286028 is a wasteful number, since it uses less digits than its factorization.

84277286028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17148 (or 17140 counting only the distinct ones).

The product of its (nonzero) digits is 4816896, while the sum is 54.

The spelling of 84277286028 in words is "eighty-four billion, two hundred seventy-seven million, two hundred eighty-six thousand, twenty-eight".