83962768512 has 96 divisors (see below), whose sum is σ = 259438587120. Its totient is φ = 23989357056.

The previous prime is 83962768471. The next prime is 83962768517. The reversal of 83962768512 is 21586726938.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (83962768517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2212338 + ... + 2249969.

Almost surely, 2^83962768512 is an apocalyptic number.

It is an amenable number.

83962768512 is an abundant number, since it is smaller than the sum of its proper divisors (175475818608).

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

83962768512 is a wasteful number, since it uses less digits than its factorization.

83962768512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4462338 (or 4462319 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 57.

The spelling of 83962768512 in words is "eighty-three billion, nine hundred sixty-two million, seven hundred sixty-eight thousand, five hundred twelve".