83256087828 has 36 divisors (see below), whose sum is σ = 198485491232. Its totient is φ = 27161551920.

The previous prime is 83256087823. The next prime is 83256087841. The reversal of 83256087828 is 82878065238.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83256087823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1543888 + ... + 1596903.

Almost surely, 2^83256087828 is an apocalyptic number.

It is an amenable number.

83256087828 is an abundant number, since it is smaller than the sum of its proper divisors (115229403404).

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

83256087828 is a wasteful number, since it uses less digits than its factorization.

83256087828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3140892 (or 3140843 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 57.

The spelling of 83256087828 in words is "eighty-three billion, two hundred fifty-six million, eighty-seven thousand, eight hundred twenty-eight".