3618143992 has 16 divisors (see below), whose sum is σ = 6786795960. Its totient is φ = 1808331744.

The previous prime is 3618143959. The next prime is 3618143993. The reversal of 3618143992 is 2993418163.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3618143993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71478 + ... + 111109.

Almost surely, 2^3618143992 is an apocalyptic number.

It is an amenable number.

3618143992 is a deficient number, since it is larger than the sum of its proper divisors (3168651968).

3618143992 is a wasteful number, since it uses less digits than its factorization.

3618143992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185070 (or 185066 counting only the distinct ones).

The product of its digits is 279936, while the sum is 46.

The square root of 3618143992 is about 60151.0099000840. The cubic root of 3618143992 is about 1535.1893497563.

The spelling of 3618143992 in words is "three billion, six hundred eighteen million, one hundred forty-three thousand, nine hundred ninety-two".