83537073538 has 16 divisors (see below), whose sum is σ = 126978248376. Its totient is φ = 41213814400.

The previous prime is 83537073523. The next prime is 83537073583.

83537073538 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 82485563209 + 1051510329 = 287203^2 + 32427^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 646531 + ... + 764902.

Almost surely, 2^83537073538 is an apocalyptic number.

83537073538 is a deficient number, since it is larger than the sum of its proper divisors (43441174838).

83537073538 is a wasteful number, since it uses less digits than its factorization.

83537073538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411829.

The product of its (nonzero) digits is 6350400, while the sum is 52.

The spelling of 83537073538 in words is "eighty-three billion, five hundred thirty-seven million, seventy-three thousand, five hundred thirty-eight".