78596560361 has 4 divisors (see below), whose sum is σ = 85741702224. Its totient is φ = 71451418500.

The previous prime is 78596560337. The next prime is 78596560373. The reversal of 78596560361 is 16306569587.

It is a happy number.

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 78596560361 - 2³⁴ = 61416691177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 78596560297 and 78596560306.

It is not an unprimeable number, because it can be changed into a prime (78596560321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3572570915 + ... + 3572570936.

It is an arithmetic number, because the mean of its divisors is an integer number (21435425556).

Almost surely, 2^78596560361 is an apocalyptic number.

It is an amenable number.

78596560361 is a deficient number, since it is larger than the sum of its proper divisors (7145141863).

78596560361 is a wasteful number, since it uses less digits than its factorization.

78596560361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7145141862.

The product of its (nonzero) digits is 8164800, while the sum is 56.

The spelling of 78596560361 in words is "seventy-eight billion, five hundred ninety-six million, five hundred sixty thousand, three hundred sixty-one".