717020172752 has 40 divisors (see below), whose sum is σ = 1544351155200. Its totient is φ = 320257146240.

The previous prime is 717020172733. The next prime is 717020172761. The reversal of 717020172752 is 257271020717.

It is a super-4 number, since 4×717020172752⁴ (a number of 49 digits) contains 4444 as substring.

It is a congruent number.

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, 55593752 + ... + 55606647.

It is an arithmetic number, because the mean of its divisors is an integer number (38608778880).

Almost surely, 2^717020172752 is an apocalyptic number.

It is an amenable number.

717020172752 is an abundant number, since it is smaller than the sum of its proper divisors (827330982448).

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

717020172752 is a wasteful number, since it uses less digits than its factorization.

717020172752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111200451 (or 111200445 counting only the distinct ones).

The product of its (nonzero) digits is 96040, while the sum is 41.

The spelling of 717020172752 in words is "seven hundred seventeen billion, twenty million, one hundred seventy-two thousand, seven hundred fifty-two".