82736426505 has 16 divisors (see below), whose sum is σ = 138133860480. Its totient is φ = 42207568128.

The previous prime is 82736426491. The next prime is 82736426527. The reversal of 82736426505 is 50562463728.

It is not a de Polignac number, because 82736426505 - 2¹³ = 82736418313 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119907520 + ... + 119908209.

It is an arithmetic number, because the mean of its divisors is an integer number (8633366280).

Almost surely, 2^82736426505 is an apocalyptic number.

It is an amenable number.

82736426505 is a deficient number, since it is larger than the sum of its proper divisors (55397433975).

82736426505 is a wasteful number, since it uses less digits than its factorization.

82736426505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239815760.

The product of its (nonzero) digits is 2419200, while the sum is 48.

The spelling of 82736426505 in words is "eighty-two billion, seven hundred thirty-six million, four hundred twenty-six thousand, five hundred five".