4156144412 has 12 divisors (see below), whose sum is σ = 8312288880. Its totient is φ = 1781204736.

The previous prime is 4156144409. The next prime is 4156144423. The reversal of 4156144412 is 2144416514.

4156144412 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74216837 + ... + 74216892.

It is an arithmetic number, because the mean of its divisors is an integer number (692690740).

Almost surely, 2^4156144412 is an apocalyptic number.

It is an amenable number.

4156144412 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4156144412 is a wasteful number, since it uses less digits than its factorization.

4156144412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148433740 (or 148433738 counting only the distinct ones).

The product of its digits is 15360, while the sum is 32.

The square root of 4156144412 is about 64468.1658805336. The cubic root of 4156144412 is about 1607.7932824823.

The spelling of 4156144412 in words is "four billion, one hundred fifty-six million, one hundred forty-four thousand, four hundred twelve".