83971954362 has 16 divisors (see below), whose sum is σ = 167994397440. Its totient is φ = 27982236672.

The previous prime is 83971954361. The next prime is 83971954373. The reversal of 83971954362 is 26345917938.

It is not an unprimeable number, because it can be changed into a prime (83971954361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2082058 + ... + 2122005.

It is an arithmetic number, because the mean of its divisors is an integer number (10499649840).

Almost surely, 2^83971954362 is an apocalyptic number.

83971954362 is an abundant number, since it is smaller than the sum of its proper divisors (84022443078).

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

83971954362 is a wasteful number, since it uses less digits than its factorization.

83971954362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4207397.

The product of its digits is 9797760, while the sum is 57.

The spelling of 83971954362 in words is "eighty-three billion, nine hundred seventy-one million, nine hundred fifty-four thousand, three hundred sixty-two".