1720344541804 has 24 divisors (see below), whose sum is σ = 3472845062400. Its totient is φ = 730399951056.

The previous prime is 1720344541759. The next prime is 1720344541813. The reversal of 1720344541804 is 4081454430271.

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, 287103904 + ... + 287109895.

It is an arithmetic number, because the mean of its divisors is an integer number (144701877600).

Almost surely, 2^{1720344541804} is an apocalyptic number.

1720344541804 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1720344541804 is an abundant number, since it is smaller than the sum of its proper divisors (1752500520596).

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

1720344541804 is a wasteful number, since it uses less digits than its factorization.

1720344541804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574213917 (or 574213915 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 43.

The spelling of 1720344541804 in words is "one trillion, seven hundred twenty billion, three hundred forty-four million, five hundred forty-one thousand, eight hundred four".