83478285536 has 24 divisors (see below), whose sum is σ = 164572133544. Its totient is φ = 41682188160.

The previous prime is 83478285533. The next prime is 83478285577. The reversal of 83478285536 is 63558287438.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83478285533) 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 3 ways as a sum of consecutive naturals, for example, 1756010 + ... + 1802921.

It is an arithmetic number, because the mean of its divisors is an integer number (6857172231).

Almost surely, 2^83478285536 is an apocalyptic number.

It is an amenable number.

83478285536 is a deficient number, since it is larger than the sum of its proper divisors (81093848008).

83478285536 is a wasteful number, since it uses less digits than its factorization.

83478285536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3559674 (or 3559666 counting only the distinct ones).

The product of its digits is 38707200, while the sum is 59.

The spelling of 83478285536 in words is "eighty-three billion, four hundred seventy-eight million, two hundred eighty-five thousand, five hundred thirty-six".