171264038464 has 28 divisors (see below), whose sum is σ = 347082977664. Its totient is φ = 83810059904.

The previous prime is 171264038461. The next prime is 171264038483. The reversal of 171264038464 is 464830462171.

It is not an unprimeable number, because it can be changed into a prime (171264038461) 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, 28465084 + ... + 28471099.

Almost surely, 2^171264038464 is an apocalyptic number.

It is an amenable number.

171264038464 is an abundant number, since it is smaller than the sum of its proper divisors (175818939200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

171264038464 is an equidigital number, since it uses as much as digits as its factorization.

171264038464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56936242 (or 56936232 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 171264038464 in words is "one hundred seventy-one billion, two hundred sixty-four million, thirty-eight thousand, four hundred sixty-four".