6111156072 has 32 divisors (see below), whose sum is σ = 17460446400. Its totient is φ = 1746044544.

The previous prime is 6111156047. The next prime is 6111156101. The reversal of 6111156072 is 2706511116.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18187797 + ... + 18188132.

It is an arithmetic number, because the mean of its divisors is an integer number (545638950).

Almost surely, 2^6111156072 is an apocalyptic number.

It is an amenable number.

6111156072 is an abundant number, since it is smaller than the sum of its proper divisors (11349290328).

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

6111156072 is a wasteful number, since it uses less digits than its factorization.

6111156072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36375945 (or 36375941 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 30.

The square root of 6111156072 is about 78173.8835673398. The cubic root of 6111156072 is about 1828.2733344686.

Adding to 6111156072 its reverse (2706511116), we get a palindrome (8817667188).

The spelling of 6111156072 in words is "six billion, one hundred eleven million, one hundred fifty-six thousand, seventy-two".