78600525605753 has 4 divisors (see below), whose sum is σ = 78738663612660. Its totient is φ = 78462387598848.

The previous prime is 78600525605747. The next prime is 78600525605759. The reversal of 78600525605753 is 35750652500687.

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

It is an interprime number because it is at equal distance from previous prime (78600525605747) and next prime (78600525605759).

It can be written as a sum of positive squares in 2 ways, for example, as 45859550593024 + 32740975012729 = 6771968^2 + 5721973^2 .

It is a cyclic number.

It is not a de Polignac number, because 78600525605753 - 2²⁸ = 78600257170297 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 78600525605692 and 78600525605701.

It is not an unprimeable number, because it can be changed into a prime (78600525605759) 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, 69069002600 + ... + 69069003737.

It is an arithmetic number, because the mean of its divisors is an integer number (19684665903165).

Almost surely, 2^{78600525605753} is an apocalyptic number.

It is an amenable number.

78600525605753 is a deficient number, since it is larger than the sum of its proper divisors (138138006907).

78600525605753 is a wasteful number, since it uses less digits than its factorization.

78600525605753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138138006906.

The product of its (nonzero) digits is 52920000, while the sum is 59.

The spelling of 78600525605753 in words is "seventy-eight trillion, six hundred billion, five hundred twenty-five million, six hundred five thousand, seven hundred fifty-three".