1749609361984 has 63 divisors (see below), whose sum is σ = 3816453767763. Its totient is φ = 795224073600.

The previous prime is 1749609361979. The next prime is 1749609362047. The reversal of 1749609361984 is 4891639069471.

The square root of 1749609361984 is 1322728.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×1749609361984² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 116392549 + ... + 116407579.

Almost surely, 2^{1749609361984} is an apocalyptic number.

1749609361984 is the 1322728-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1749609361984

1749609361984 is an abundant number, since it is smaller than the sum of its proper divisors (2066844405779).

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

1749609361984 is an frugal number, since it uses more digits than its factorization.

1749609361984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30096 (or 15044 counting only the distinct ones).

The product of its (nonzero) digits is 70543872, while the sum is 67.

The spelling of 1749609361984 in words is "one trillion, seven hundred forty-nine billion, six hundred nine million, three hundred sixty-one thousand, nine hundred eighty-four".