83406171447252 has 36 divisors (see below), whose sum is σ = 213979016969536. Its totient is φ = 27387101071440.

The previous prime is 83406171447241. The next prime is 83406171447367. The reversal of 83406171447252 is 25274417160438.

83406171447252 is a `hidden beast` number, since 8 + 3 + 4 + 0 + 6 + 171 + 447 + 25 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17289834124 + ... + 17289838947.

Almost surely, 2^{83406171447252} is an apocalyptic number.

It is an amenable number.

83406171447252 is an abundant number, since it is smaller than the sum of its proper divisors (130572845522284).

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

83406171447252 is a wasteful number, since it uses less digits than its factorization.

83406171447252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34579673148 (or 34579673143 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 54.

The spelling of 83406171447252 in words is "eighty-three trillion, four hundred six billion, one hundred seventy-one million, four hundred forty-seven thousand, two hundred fifty-two".