83763555872 has 24 divisors (see below), whose sum is σ = 165262655376. Its totient is φ = 41792087872.

The previous prime is 83763555871. The next prime is 83763555877. The reversal of 83763555872 is 27855536738.

It is not an unprimeable number, because it can be changed into a prime (83763555871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2787638 + ... + 2817525.

It is an arithmetic number, because the mean of its divisors is an integer number (6885943974).

Almost surely, 2^83763555872 is an apocalyptic number.

It is an amenable number.

83763555872 is a deficient number, since it is larger than the sum of its proper divisors (81499099504).

83763555872 is a wasteful number, since it uses less digits than its factorization.

83763555872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5605640 (or 5605632 counting only the distinct ones).

The product of its digits is 42336000, while the sum is 59.

The spelling of 83763555872 in words is "eighty-three billion, seven hundred sixty-three million, five hundred fifty-five thousand, eight hundred seventy-two".