6021556120 has 32 divisors (see below), whose sum is σ = 13914680400. Its totient is φ = 2343523968.

The previous prime is 6021556117. The next prime is 6021556129. The reversal of 6021556120 is 216551206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6021556129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2032830 + ... + 2035789.

Almost surely, 2^6021556120 is an apocalyptic number.

It is an amenable number.

6021556120 is an abundant number, since it is smaller than the sum of its proper divisors (7893124280).

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

6021556120 is a wasteful number, since it uses less digits than its factorization.

6021556120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4068667 (or 4068663 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 6021556120 is about 77598.6863290868. The cubic root of 6021556120 is about 1819.2941069633.

The spelling of 6021556120 in words is "six billion, twenty-one million, five hundred fifty-six thousand, one hundred twenty".