6166203563730 has 256 divisors, whose sum is σ = 18855384145920. Its totient is φ = 1256363716608.

The previous prime is 6166203563719. The next prime is 6166203563743. The reversal of 6166203563730 is 373653026616.

It is a self number, because there is not a number n which added to its sum of digits gives 6166203563730.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 321029787 + ... + 321048993.

It is an arithmetic number, because the mean of its divisors is an integer number (73653844320).

Almost surely, 2^{6166203563730} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6166203563730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9427692072960).

6166203563730 is an abundant number, since it is smaller than the sum of its proper divisors (12689180582190).

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

6166203563730 is a wasteful number, since it uses less digits than its factorization.

6166203563730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23993.

The product of its (nonzero) digits is 2449440, while the sum is 48.

The spelling of 6166203563730 in words is "six trillion, one hundred sixty-six billion, two hundred three million, five hundred sixty-three thousand, seven hundred thirty".