79552877853 has 4 divisors (see below), whose sum is σ = 106070503808. Its totient is φ = 53035251900.

The previous prime is 79552877809. The next prime is 79552877863. The reversal of 79552877853 is 35877825597.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 79552877853 - 2¹⁷ = 79552746781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79552877863) 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, 13258812973 + ... + 13258812978.

It is an arithmetic number, because the mean of its divisors is an integer number (26517625952).

Almost surely, 2^79552877853 is an apocalyptic number.

It is an amenable number.

79552877853 is a deficient number, since it is larger than the sum of its proper divisors (26517625955).

79552877853 is a wasteful number, since it uses less digits than its factorization.

79552877853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26517625954.

The product of its digits is 148176000, while the sum is 66.

The spelling of 79552877853 in words is "seventy-nine billion, five hundred fifty-two million, eight hundred seventy-seven thousand, eight hundred fifty-three".