6461917266 has 32 divisors (see below), whose sum is σ = 14799744000. Its totient is φ = 1842556176.

The previous prime is 6461917261. The next prime is 6461917337. The reversal of 6461917266 is 6627191646.

It is not an unprimeable number, because it can be changed into a prime (6461917261) 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, 133206 + ... + 175121.

It is an arithmetic number, because the mean of its divisors is an integer number (462492000).

Almost surely, 2^6461917266 is an apocalyptic number.

6461917266 is an abundant number, since it is smaller than the sum of its proper divisors (8337826734).

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

6461917266 is a wasteful number, since it uses less digits than its factorization.

6461917266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308838.

The product of its digits is 653184, while the sum is 48.

The square root of 6461917266 is about 80386.0514392889. The cubic root of 6461917266 is about 1862.6037133123.

The spelling of 6461917266 in words is "six billion, four hundred sixty-one million, nine hundred seventeen thousand, two hundred sixty-six".