1725475842560 has 80 divisors (see below), whose sum is σ = 4138604761896. Its totient is φ = 689938956288.

The previous prime is 1725475842557. The next prime is 1725475842599. The reversal of 1725475842560 is 652485745271.

It can be written as a sum of positive squares in 4 ways, for example, as 541766658304 + 1183709184256 = 736048^2 + 1087984^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 1725475842496 and 1725475842505.

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, 6987764 + ... + 7230476.

Almost surely, 2^{1725475842560} is an apocalyptic number.

1725475842560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1725475842560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2069302380948).

1725475842560 is an abundant number, since it is smaller than the sum of its proper divisors (2413128919336).

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

1725475842560 is an equidigital number, since it uses as much as digits as its factorization.

1725475842560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245513 (or 245497 counting only the distinct ones).

The product of its (nonzero) digits is 18816000, while the sum is 56.

The spelling of 1725475842560 in words is "one trillion, seven hundred twenty-five billion, four hundred seventy-five million, eight hundred forty-two thousand, five hundred sixty".