83821326948 has 36 divisors (see below), whose sum is σ = 212150986320. Its totient is φ = 27904930416.

The previous prime is 83821326943. The next prime is 83821326949. The reversal of 83821326948 is 84962312838.

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

It is a junction number, because it is equal to n+sod(n) for n = 83821326894 and 83821326903.

It is not an unprimeable number, because it can be changed into a prime (83821326943) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1450938 + ... + 1507601.

Almost surely, 2^83821326948 is an apocalyptic number.

It is an amenable number.

83821326948 is an abundant number, since it is smaller than the sum of its proper divisors (128329659372).

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

83821326948 is a wasteful number, since it uses less digits than its factorization.

83821326948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2959336 (or 2959331 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 54.

The spelling of 83821326948 in words is "eighty-three billion, eight hundred twenty-one million, three hundred twenty-six thousand, nine hundred forty-eight".