3216056140 has 48 divisors (see below), whose sum is σ = 7440691104. Its totient is φ = 1157888000.

The previous prime is 3216056117. The next prime is 3216056143. The reversal of 3216056140 is 416506123.

It is a junction number, because it is equal to n+sod(n) for n = 3216056099 and 3216056108.

It is not an unprimeable number, because it can be changed into a prime (3216056143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50149 + ... + 94588.

It is an arithmetic number, because the mean of its divisors is an integer number (155014398).

Almost surely, 2^3216056140 is an apocalyptic number.

It is an amenable number.

3216056140 is an abundant number, since it is smaller than the sum of its proper divisors (4224634964).

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

3216056140 is a wasteful number, since it uses less digits than its factorization.

3216056140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144858 (or 144856 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 3216056140 is about 56710.2824891571. The cubic root of 3216056140 is about 1476.0731273273.

The spelling of 3216056140 in words is "three billion, two hundred sixteen million, fifty-six thousand, one hundred forty".