83939283072 has 64 divisors (see below), whose sum is σ = 247737477600. Its totient is φ = 27979759872.

The previous prime is 83939283053. The next prime is 83939283091. The reversal of 83939283072 is 27038293938.

It is an interprime number because it is at equal distance from previous prime (83939283053) and next prime (83939283091).

It is a tau number, because it is divible by the number of its divisors (64).

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 7 ways as a sum of consecutive naturals, for example, 12140538 + ... + 12147449.

Almost surely, 2^83939283072 is an apocalyptic number.

It is an amenable number.

83939283072 is an abundant number, since it is smaller than the sum of its proper divisors (163798194528).

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

83939283072 is a wasteful number, since it uses less digits than its factorization.

83939283072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24288010 (or 24287992 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 83939283072 in words is "eighty-three billion, nine hundred thirty-nine million, two hundred eighty-three thousand, seventy-two".