6105556020 has 96 divisors (see below), whose sum is σ = 17678868480. Its totient is φ = 1572785280.

The previous prime is 6105556019. The next prime is 6105556021. The reversal of 6105556020 is 206555016.

It is an interprime number because it is at equal distance from previous prime (6105556019) and next prime (6105556021).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6105556021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1148689 + ... + 1153991.

It is an arithmetic number, because the mean of its divisors is an integer number (184154880).

Almost surely, 2^6105556020 is an apocalyptic number.

6105556020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6105556020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8839434240).

6105556020 is an abundant number, since it is smaller than the sum of its proper divisors (11573312460).

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

6105556020 is a wasteful number, since it uses less digits than its factorization.

6105556020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5965 (or 5963 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 6105556020 is about 78138.0574368214. The cubic root of 6105556020 is about 1827.7147083213.

The spelling of 6105556020 in words is "six billion, one hundred five million, five hundred fifty-six thousand, twenty".