1663225322012 has 6 divisors (see below), whose sum is σ = 2910644313528. Its totient is φ = 831612661004.

The previous prime is 1663225321991. The next prime is 1663225322039. The reversal of 1663225322012 is 2102235223661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207903165248 + ... + 207903165255.

It is an arithmetic number, because the mean of its divisors is an integer number (485107385588).

Almost surely, 2^{1663225322012} is an apocalyptic number.

It is an amenable number.

1663225322012 is a deficient number, since it is larger than the sum of its proper divisors (1247418991516).

1663225322012 is a wasteful number, since it uses less digits than its factorization.

1663225322012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415806330507 (or 415806330505 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 1663225322012 in words is "one trillion, six hundred sixty-three billion, two hundred twenty-five million, three hundred twenty-two thousand, twelve".