717625722642 has 32 divisors (see below), whose sum is σ = 1468695750720. Its totient is φ = 233635026240.

The previous prime is 717625722641. The next prime is 717625722677. The reversal of 717625722642 is 246227526717.

It is a super-2 number, since 2×717625722642² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (717625722641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7348092 + ... + 7445112.

It is an arithmetic number, because the mean of its divisors is an integer number (45896742210).

Almost surely, 2^717625722642 is an apocalyptic number.

717625722642 is an abundant number, since it is smaller than the sum of its proper divisors (751070028078).

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

717625722642 is a wasteful number, since it uses less digits than its factorization.

717625722642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125738.

The product of its digits is 3951360, while the sum is 51.

The spelling of 717625722642 in words is "seven hundred seventeen billion, six hundred twenty-five million, seven hundred twenty-two thousand, six hundred forty-two".