6113665530 has 192 divisors, whose sum is σ = 19531100160. Its totient is φ = 1295574912.

The previous prime is 6113665471. The next prime is 6113665601. The reversal of 6113665530 is 355663116.

6113665530 is a `hidden beast` number, since 6 + 113 + 6 + 6 + 5 + 530 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 557157 + ... + 568023.

It is an arithmetic number, because the mean of its divisors is an integer number (101724480).

Almost surely, 2^6113665530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6113665530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9765550080).

6113665530 is an abundant number, since it is smaller than the sum of its proper divisors (13417434630).

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

6113665530 is a wasteful number, since it uses less digits than its factorization.

6113665530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10953 (or 10950 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

The square root of 6113665530 is about 78189.9324082071. The cubic root of 6113665530 is about 1828.5235515709.

The spelling of 6113665530 in words is "six billion, one hundred thirteen million, six hundred sixty-five thousand, five hundred thirty".