72825053168747 has 4 divisors (see below), whose sum is σ = 79445512547736. Its totient is φ = 66204593789760.

The previous prime is 72825053168689. The next prime is 72825053168767. The reversal of 72825053168747 is 74786135052827.

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

It is a cyclic number.

It is not a de Polignac number, because 72825053168747 - 2⁴⁰ = 71725541540971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72825053168767) 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, 3310229689478 + ... + 3310229689499.

It is an arithmetic number, because the mean of its divisors is an integer number (19861378136934).

Almost surely, 2^{72825053168747} is an apocalyptic number.

72825053168747 is a deficient number, since it is larger than the sum of its proper divisors (6620459378989).

72825053168747 is a wasteful number, since it uses less digits than its factorization.

72825053168747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6620459378988.

The product of its (nonzero) digits is 158054400, while the sum is 65.

The spelling of 72825053168747 in words is "seventy-two trillion, eight hundred twenty-five billion, fifty-three million, one hundred sixty-eight thousand, seven hundred forty-seven".