79782562473 has 16 divisors (see below), whose sum is σ = 107942357376. Its totient is φ = 52406506880.

The previous prime is 79782562429. The next prime is 79782562481. The reversal of 79782562473 is 37426528797.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 79782562473 - 2²⁵ = 79749008041 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (79782562373) 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 15 ways as a sum of consecutive naturals, for example, 227461 + ... + 459677.

It is an arithmetic number, because the mean of its divisors is an integer number (6746397336).

Almost surely, 2^79782562473 is an apocalyptic number.

It is an amenable number.

79782562473 is a deficient number, since it is larger than the sum of its proper divisors (28159794903).

79782562473 is a wasteful number, since it uses less digits than its factorization.

79782562473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233904.

The product of its digits is 35562240, while the sum is 60.

The spelling of 79782562473 in words is "seventy-nine billion, seven hundred eighty-two million, five hundred sixty-two thousand, four hundred seventy-three".