1725047052164 has 12 divisors (see below), whose sum is σ = 3075791442444. Its totient is φ = 846249497184.

The previous prime is 1725047052163. The next prime is 1725047052191. The reversal of 1725047052164 is 4612507405271.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 762670356100 + 962376696064 = 873310^2 + 981008^2 .

It is a super-2 number, since 2×1725047052164² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1725047052163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4068506987 + ... + 4068507410.

It is an arithmetic number, because the mean of its divisors is an integer number (256315953537).

Almost surely, 2^{1725047052164} is an apocalyptic number.

It is an amenable number.

1725047052164 is a deficient number, since it is larger than the sum of its proper divisors (1350744390280).

1725047052164 is a wasteful number, since it uses less digits than its factorization.

1725047052164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8137014454 (or 8137014452 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 44.

The spelling of 1725047052164 in words is "one trillion, seven hundred twenty-five billion, forty-seven million, fifty-two thousand, one hundred sixty-four".