172653047345 has 8 divisors (see below), whose sum is σ = 207595555776. Its totient is φ = 137847838576.

The previous prime is 172653047339. The next prime is 172653047393. The reversal of 172653047345 is 543740356271.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-172653047345 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 172653047345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34322147 + ... + 34327176.

It is an arithmetic number, because the mean of its divisors is an integer number (25949444472).

Almost surely, 2^172653047345 is an apocalyptic number.

It is an amenable number.

172653047345 is a deficient number, since it is larger than the sum of its proper divisors (34942508431).

172653047345 is an equidigital number, since it uses as much as digits as its factorization.

172653047345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68649831.

The product of its (nonzero) digits is 2116800, while the sum is 47.

The spelling of 172653047345 in words is "one hundred seventy-two billion, six hundred fifty-three million, forty-seven thousand, three hundred forty-five".