83526440027 has 4 divisors (see below), whose sum is σ = 87158024400. Its totient is φ = 79894855656.

The previous prime is 83526439993. The next prime is 83526440029. The reversal of 83526440027 is 72004462538.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 83526440027 - 2¹⁸ = 83526177883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83526440029) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1815792152 + ... + 1815792197.

It is an arithmetic number, because the mean of its divisors is an integer number (21789506100).

Almost surely, 2^83526440027 is an apocalyptic number.

83526440027 is a deficient number, since it is larger than the sum of its proper divisors (3631584373).

83526440027 is a wasteful number, since it uses less digits than its factorization.

83526440027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3631584372.

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 83526440027 in words is "eighty-three billion, five hundred twenty-six million, four hundred forty thousand, twenty-seven".