6481954912 has 24 divisors (see below), whose sum is σ = 12782906136. Its totient is φ = 3235502592.

The previous prime is 6481954879. The next prime is 6481954931. The reversal of 6481954912 is 2194591846.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151818 + ... + 189769.

It is an arithmetic number, because the mean of its divisors is an integer number (532621089).

Almost surely, 2^6481954912 is an apocalyptic number.

It is an amenable number.

6481954912 is a deficient number, since it is larger than the sum of its proper divisors (6300951224).

6481954912 is a wasteful number, since it uses less digits than its factorization.

6481954912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342190 (or 342182 counting only the distinct ones).

The product of its digits is 622080, while the sum is 49.

The square root of 6481954912 is about 80510.5888191112. The cubic root of 6481954912 is about 1864.5269651578.

The spelling of 6481954912 in words is "six billion, four hundred eighty-one million, nine hundred fifty-four thousand, nine hundred twelve".