4156232012 has 48 divisors (see below), whose sum is σ = 7819156800. Its totient is φ = 1926144000.

The previous prime is 4156231993. The next prime is 4156232023. The reversal of 4156232012 is 2102326514.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1365212 + ... + 1368252.

It is an arithmetic number, because the mean of its divisors is an integer number (162899100).

Almost surely, 2^4156232012 is an apocalyptic number.

It is an amenable number.

4156232012 is a deficient number, since it is larger than the sum of its proper divisors (3662924788).

4156232012 is a wasteful number, since it uses less digits than its factorization.

4156232012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3362 (or 3360 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 4156232012 is about 64468.8452820430. The cubic root of 4156232012 is about 1607.8045783444.

Adding to 4156232012 its reverse (2102326514), we get a palindrome (6258558526).

The spelling of 4156232012 in words is "four billion, one hundred fifty-six million, two hundred thirty-two thousand, twelve".