6201161904 has 80 divisors (see below), whose sum is σ = 18346270208. Its totient is φ = 1768075776.

The previous prime is 6201161887. The next prime is 6201161909. The reversal of 6201161904 is 4091611026.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6201161909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144684 + ... + 182580.

Almost surely, 2^6201161904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6201161904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9173135104).

6201161904 is an abundant number, since it is smaller than the sum of its proper divisors (12145108304).

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

6201161904 is a wasteful number, since it uses less digits than its factorization.

6201161904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38402 (or 38396 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 6201161904 is about 78747.4564922576. The cubic root of 6201161904 is about 1837.2053021397.

The spelling of 6201161904 in words is "six billion, two hundred one million, one hundred sixty-one thousand, nine hundred four".