79535520559 has 8 divisors (see below), whose sum is σ = 86774941440. Its totient is φ = 72297586200.

The previous prime is 79535520557. The next prime is 79535520563. The reversal of 79535520559 is 95502553597.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 79535520559 - 2¹ = 79535520557 is a prime.

It is a super-2 number, since 2×79535520559² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79535520557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258247 + ... + 475144.

It is an arithmetic number, because the mean of its divisors is an integer number (10846867680).

Almost surely, 2^79535520559 is an apocalyptic number.

79535520559 is a deficient number, since it is larger than the sum of its proper divisors (7239420881).

79535520559 is a wasteful number, since it uses less digits than its factorization.

79535520559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743261.

The product of its (nonzero) digits is 10631250, while the sum is 55.

The spelling of 79535520559 in words is "seventy-nine billion, five hundred thirty-five million, five hundred twenty thousand, five hundred fifty-nine".