1799064531875 has 20 divisors (see below), whose sum is σ = 2421042668352. Its totient is φ = 1328539956000.

The previous prime is 1799064531863. The next prime is 1799064531931. The reversal of 1799064531875 is 5781354609971.

It is not a de Polignac number, because 1799064531875 - 2¹⁸ = 1799064269731 is a prime.

It is a super-2 number, since 2×1799064531875² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (65).

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 110703539 + ... + 110719788.

Almost surely, 2^{1799064531875} is an apocalyptic number.

1799064531875 is a deficient number, since it is larger than the sum of its proper divisors (621978136477).

1799064531875 is an equidigital number, since it uses as much as digits as its factorization.

1799064531875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221423360 (or 221423345 counting only the distinct ones).

The product of its (nonzero) digits is 57153600, while the sum is 65.

The spelling of 1799064531875 in words is "one trillion, seven hundred ninety-nine billion, sixty-four million, five hundred thirty-one thousand, eight hundred seventy-five".