1717372012740 has 96 divisors (see below), whose sum is σ = 5018252037120. Its totient is φ = 438007253376.

The previous prime is 1717372012721. The next prime is 1717372012753. The reversal of 1717372012740 is 472102737171.

It is a junction number, because it is equal to n+sod(n) for n = 1717372012692 and 1717372012701.

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, 13830651 + ... + 13954269.

It is an arithmetic number, because the mean of its divisors is an integer number (52273458720).

Almost surely, 2^{1717372012740} is an apocalyptic number.

1717372012740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1717372012740 is an abundant number, since it is smaller than the sum of its proper divisors (3300880024380).

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

1717372012740 is a wasteful number, since it uses less digits than its factorization.

1717372012740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133721 (or 133719 counting only the distinct ones).

The product of its (nonzero) digits is 115248, while the sum is 42.

The spelling of 1717372012740 in words is "one trillion, seven hundred seventeen billion, three hundred seventy-two million, twelve thousand, seven hundred forty".