1745225523252 has 108 divisors (see below), whose sum is σ = 4656753541440. Its totient is φ = 551028632544.

The previous prime is 1745225523229. The next prime is 1745225523289. The reversal of 1745225523252 is 2523255225471.

1745225523252 is a `hidden beast` number, since 1 + 7 + 4 + 52 + 25 + 523 + 2 + 52 = 666.

It is a super-3 number, since 3×1745225523252³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1745225523198 and 1745225523207.

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 143716693 + ... + 143728835.

Almost surely, 2^{1745225523252} is an apocalyptic number.

1745225523252 is a gapful number since it is divisible by the number (12) 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 1745225523252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2328376770720).

1745225523252 is an abundant number, since it is smaller than the sum of its proper divisors (2911528018188).

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

1745225523252 is a wasteful number, since it uses less digits than its factorization.

1745225523252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23250 (or 23226 counting only the distinct ones).

The product of its digits is 1680000, while the sum is 45.

The spelling of 1745225523252 in words is "one trillion, seven hundred forty-five billion, two hundred twenty-five million, five hundred twenty-three thousand, two hundred fifty-two".