6461366115 has 16 divisors (see below), whose sum is σ = 10671676416. Its totient is φ = 3334898400.

The previous prime is 6461366113. The next prime is 6461366189. The reversal of 6461366115 is 5116631646.

It is not a de Polignac number, because 6461366115 - 2¹ = 6461366113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6461366111) 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, 6947241 + ... + 6948170.

It is an arithmetic number, because the mean of its divisors is an integer number (666979776).

Almost surely, 2^6461366115 is an apocalyptic number.

6461366115 is a deficient number, since it is larger than the sum of its proper divisors (4210310301).

6461366115 is a wasteful number, since it uses less digits than its factorization.

6461366115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13895450.

The product of its digits is 77760, while the sum is 39.

The square root of 6461366115 is about 80382.6232154687. The cubic root of 6461366115 is about 1862.5507566307.

The spelling of 6461366115 in words is "six billion, four hundred sixty-one million, three hundred sixty-six thousand, one hundred fifteen".