83508418426 has 16 divisors (see below), whose sum is σ = 127325866248. Its totient is φ = 41066568000.

The previous prime is 83508418421. The next prime is 83508418447. The reversal of 83508418426 is 62481480538.

It can be written as a sum of positive squares in 4 ways, for example, as 41932800625 + 41575617801 = 204775^2 + 203901^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 83508418426.

It is not an unprimeable number, because it can be changed into a prime (83508418421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2979076 + ... + 3006976.

Almost surely, 2^83508418426 is an apocalyptic number.

83508418426 is a deficient number, since it is larger than the sum of its proper divisors (43817447822).

83508418426 is a wasteful number, since it uses less digits than its factorization.

83508418426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52497.

The product of its (nonzero) digits is 1474560, while the sum is 49.

The spelling of 83508418426 in words is "eighty-three billion, five hundred eight million, four hundred eighteen thousand, four hundred twenty-six".