1825375556 has 6 divisors (see below), whose sum is σ = 3194407230. Its totient is φ = 912687776.

The previous prime is 1825375553. The next prime is 1825375567. The reversal of 1825375556 is 6555735281.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 984955456 + 840420100 = 31384^2 + 28990^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1825375556.

It is not an unprimeable number, because it can be changed into a prime (1825375553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 228171941 + ... + 228171948.

It is an arithmetic number, because the mean of its divisors is an integer number (532401205).

Almost surely, 2^1825375556 is an apocalyptic number.

It is an amenable number.

1825375556 is a deficient number, since it is larger than the sum of its proper divisors (1369031674).

1825375556 is a wasteful number, since it uses less digits than its factorization.

1825375556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456343893 (or 456343891 counting only the distinct ones).

The product of its digits is 1260000, while the sum is 47.

The square root of 1825375556 is about 42724.4140509849. The cubic root of 1825375556 is about 1222.1300145693.

The spelling of 1825375556 in words is "one billion, eight hundred twenty-five million, three hundred seventy-five thousand, five hundred fifty-six".