172973063711 has 8 divisors (see below), whose sum is σ = 197713474560. Its totient is φ = 148240146168.

The previous prime is 172973063707. The next prime is 172973063713. The reversal of 172973063711 is 117360379271.

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

It is a cyclic number.

It is not a de Polignac number, because 172973063711 - 2² = 172973063707 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172973063713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1823771 + ... + 1916268.

It is an arithmetic number, because the mean of its divisors is an integer number (24714184320).

Almost surely, 2^172973063711 is an apocalyptic number.

172973063711 is a deficient number, since it is larger than the sum of its proper divisors (24740410849).

172973063711 is an equidigital number, since it uses as much as digits as its factorization.

172973063711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3746653.

The product of its (nonzero) digits is 333396, while the sum is 47.

The spelling of 172973063711 in words is "one hundred seventy-two billion, nine hundred seventy-three million, sixty-three thousand, seven hundred eleven".