1663052442 has 16 divisors (see below), whose sum is σ = 3330590400. Its totient is φ = 553603232.

The previous prime is 1663052437. The next prime is 1663052483. The reversal of 1663052442 is 2442503661.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182067 + ... + 190982.

It is an arithmetic number, because the mean of its divisors is an integer number (208161900).

Almost surely, 2^1663052442 is an apocalyptic number.

1663052442 is an abundant number, since it is smaller than the sum of its proper divisors (1667537958).

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

1663052442 is a wasteful number, since it uses less digits than its factorization.

1663052442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373797.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 1663052442 is about 40780.5399915205. The cubic root of 1663052442 is about 1184.7734538168.

The spelling of 1663052442 in words is "one billion, six hundred sixty-three million, fifty-two thousand, four hundred forty-two".