83381525316 has 36 divisors (see below), whose sum is σ = 212816286592. Its totient is φ = 27523997424.

The previous prime is 83381525309. The next prime is 83381525317. The reversal of 83381525316 is 61352518338.

83381525316 is a `hidden beast` number, since 8 + 3 + 381 + 5 + 253 + 16 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (83381525317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11239756 + ... + 11247171.

Almost surely, 2^83381525316 is an apocalyptic number.

It is an amenable number.

83381525316 is an abundant number, since it is smaller than the sum of its proper divisors (129434761276).

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

83381525316 is a wasteful number, since it uses less digits than its factorization.

83381525316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22487040 (or 22487035 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The spelling of 83381525316 in words is "eighty-three billion, three hundred eighty-one million, five hundred twenty-five thousand, three hundred sixteen".