3216553142 has 16 divisors (see below), whose sum is σ = 5265404352. Its totient is φ = 1461526920.

The previous prime is 3216553141. The next prime is 3216553163. The reversal of 3216553142 is 2413556123.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3216553099 and 3216553108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3216553141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36833 + ... + 88259.

It is an arithmetic number, because the mean of its divisors is an integer number (329087772).

Almost surely, 2^3216553142 is an apocalyptic number.

3216553142 is a deficient number, since it is larger than the sum of its proper divisors (2048851210).

3216553142 is a wasteful number, since it uses less digits than its factorization.

3216553142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54283.

The product of its digits is 21600, while the sum is 32.

The square root of 3216553142 is about 56714.6642589022. The cubic root of 3216553142 is about 1476.1491597386.

The spelling of 3216553142 in words is "three billion, two hundred sixteen million, five hundred fifty-three thousand, one hundred forty-two".