717994517010 has 64 divisors (see below), whose sum is σ = 1762989580800. Its totient is φ = 187092652032.

The previous prime is 717994516973. The next prime is 717994517083. The reversal of 717994517010 is 10715499717.

717994517010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×717994517010² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1331715 + ... + 1791494.

It is an arithmetic number, because the mean of its divisors is an integer number (27546712200).

Almost surely, 2^717994517010 is an apocalyptic number.

717994517010 is an abundant number, since it is smaller than the sum of its proper divisors (1044995063790).

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

717994517010 is a wasteful number, since it uses less digits than its factorization.

717994517010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3123395.

The product of its (nonzero) digits is 555660, while the sum is 51.

The spelling of 717994517010 in words is "seven hundred seventeen billion, nine hundred ninety-four million, five hundred seventeen thousand, ten".