3189113640 has 128 divisors (see below), whose sum is σ = 11255760000. Its totient is φ = 800400384.

The previous prime is 3189113621. The next prime is 3189113687. The reversal of 3189113640 is 463119813.

3189113640 is a `hidden beast` number, since 3 + 1 + 8 + 9 + 1 + 1 + 3 + 640 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3189113595 and 3189113604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68490 + ... + 105209.

It is an arithmetic number, because the mean of its divisors is an integer number (87935625).

Almost surely, 2^3189113640 is an apocalyptic number.

3189113640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3189113640 is an abundant number, since it is smaller than the sum of its proper divisors (8066646360).

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

3189113640 is a wasteful number, since it uses less digits than its factorization.

3189113640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173736 (or 173726 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 3189113640 is about 56472.2377810549. The cubic root of 3189113640 is about 1471.9396303317.

The spelling of 3189113640 in words is "three billion, one hundred eighty-nine million, one hundred thirteen thousand, six hundred forty".