79053134375065 has 4 divisors (see below), whose sum is σ = 94863761250084. Its totient is φ = 63242507500048.

The previous prime is 79053134374993. The next prime is 79053134375069. The reversal of 79053134375065 is 56057343135097.

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

It can be written as a sum of positive squares in 2 ways, for example, as 33003921969216 + 46049212405849 = 5744904^2 + 6785957^2 .

It is a cyclic number.

It is not a de Polignac number, because 79053134375065 - 2³³ = 79044544440473 is a prime.

It is a super-3 number, since 3×79053134375065³ (a number of 43 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79053134375069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7905313437502 + ... + 7905313437511.

It is an arithmetic number, because the mean of its divisors is an integer number (23715940312521).

Almost surely, 2^{79053134375065} is an apocalyptic number.

It is an amenable number.

79053134375065 is a deficient number, since it is larger than the sum of its proper divisors (15810626875019).

79053134375065 is a wasteful number, since it uses less digits than its factorization.

79053134375065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15810626875018.

The product of its (nonzero) digits is 35721000, while the sum is 58.

The spelling of 79053134375065 in words is "seventy-nine trillion, fifty-three billion, one hundred thirty-four million, three hundred seventy-five thousand, sixty-five".