6195566340 has 96 divisors (see below), whose sum is σ = 19375292160. Its totient is φ = 1643563008.

The previous prime is 6195566297. The next prime is 6195566357. The reversal of 6195566340 is 436655916.

6195566340 is a `hidden beast` number, since 6 + 1 + 9 + 5 + 5 + 6 + 634 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74497 + ... + 133943.

It is an arithmetic number, because the mean of its divisors is an integer number (201825960).

Almost surely, 2^6195566340 is an apocalyptic number.

6195566340 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 6195566340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9687646080).

6195566340 is an abundant number, since it is smaller than the sum of its proper divisors (13179725820).

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

6195566340 is a wasteful number, since it uses less digits than its factorization.

6195566340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59658 (or 59650 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 45.

The square root of 6195566340 is about 78711.9199359284. The cubic root of 6195566340 is about 1836.6525404883.

The spelling of 6195566340 in words is "six billion, one hundred ninety-five million, five hundred sixty-six thousand, three hundred forty".