182500001825 has 24 divisors (see below), whose sum is σ = 242894161368. Its totient is φ = 135529390080.

The previous prime is 182500001821. The next prime is 182500001867. The reversal of 182500001825 is 528100005281.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 7571958289 + 174928043536 = 87017^2 + 418244^2 .

It is not a de Polignac number, because 182500001825 - 2² = 182500001821 is a prime.

It is a super-2 number, since 2×182500001825² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 182500001791 and 182500001800.

It is not an unprimeable number, because it can be changed into a prime (182500001821) 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 23 ways as a sum of consecutive naturals, for example, 2910152 + ... + 2972201.

It is an arithmetic number, because the mean of its divisors is an integer number (10120590057).

Almost surely, 2^182500001825 is an apocalyptic number.

It is an amenable number.

182500001825 is a deficient number, since it is larger than the sum of its proper divisors (60394159543).

182500001825 is a wasteful number, since it uses less digits than its factorization.

182500001825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5882453 (or 5882448 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 32.

It can be divided in two parts, 18250000 and 1825, that multiplied together give a square (33306250000 = 182500²).

The spelling of 182500001825 in words is "one hundred eighty-two billion, five hundred million, one thousand, eight hundred twenty-five".