6015661155 has 192 divisors, whose sum is σ = 13671244800. Its totient is φ = 2490808320.

The previous prime is 6015661153. The next prime is 6015661199. The reversal of 6015661155 is 5511665106.

It is not a de Polignac number, because 6015661155 - 2¹ = 6015661153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6015661153) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2889715 + ... + 2891795.

It is an arithmetic number, because the mean of its divisors is an integer number (71204400).

Almost surely, 2^6015661155 is an apocalyptic number.

6015661155 is an abundant number, since it is smaller than the sum of its proper divisors (7655583645).

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

6015661155 is a wasteful number, since it uses less digits than its factorization.

6015661155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2151 (or 2138 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The square root of 6015661155 is about 77560.6933633268. The cubic root of 6015661155 is about 1818.7002307563.

The spelling of 6015661155 in words is "six billion, fifteen million, six hundred sixty-one thousand, one hundred fifty-five".