6111201656 has 16 divisors (see below), whose sum is σ = 13095432240. Its totient is φ = 2619086400.

The previous prime is 6111201653. The next prime is 6111201671. The reversal of 6111201656 is 6561021116.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6111201653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54564245 + ... + 54564356.

It is an arithmetic number, because the mean of its divisors is an integer number (818464515).

Almost surely, 2^6111201656 is an apocalyptic number.

It is an amenable number.

6111201656 is an abundant number, since it is smaller than the sum of its proper divisors (6984230584).

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

6111201656 is a wasteful number, since it uses less digits than its factorization.

6111201656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109128614 (or 109128610 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 6111201656 is about 78174.1751219672. The cubic root of 6111201656 is about 1828.2778802426.

The spelling of 6111201656 in words is "six billion, one hundred eleven million, two hundred one thousand, six hundred fifty-six".