2017450997744 has 40 divisors (see below), whose sum is σ = 4810844690400. Its totient is φ = 798112482048.

The previous prime is 2017450997689. The next prime is 2017450997761. The reversal of 2017450997744 is 4477990547102.

It is a super-2 number, since 2×2017450997744² (a number of 25 digits) contains 22 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, 692804519 + ... + 692807430.

It is an arithmetic number, because the mean of its divisors is an integer number (120271117260).

Almost surely, 2^{2017450997744} is an apocalyptic number.

It is an amenable number.

2017450997744 is an abundant number, since it is smaller than the sum of its proper divisors (2793393692656).

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

2017450997744 is a wasteful number, since it uses less digits than its factorization.

2017450997744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1385611977 (or 1385611971 counting only the distinct ones).

The product of its (nonzero) digits is 17781120, while the sum is 59.

The spelling of 2017450997744 in words is "two trillion, seventeen billion, four hundred fifty million, nine hundred ninety-seven thousand, seven hundred forty-four".