6418494132 has 12 divisors (see below), whose sum is σ = 14976486336. Its totient is φ = 2139498040.

The previous prime is 6418494127. The next prime is 6418494133. The reversal of 6418494132 is 2314948146.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6418494133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267437244 + ... + 267437267.

It is an arithmetic number, because the mean of its divisors is an integer number (1248040528).

Almost surely, 2^6418494132 is an apocalyptic number.

It is an amenable number.

6418494132 is an abundant number, since it is smaller than the sum of its proper divisors (8557992204).

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

6418494132 is a wasteful number, since it uses less digits than its factorization.

6418494132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534874518 (or 534874516 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 6418494132 is about 80115.5049413033. The cubic root of 6418494132 is about 1858.4221918369.

The spelling of 6418494132 in words is "six billion, four hundred eighteen million, four hundred ninety-four thousand, one hundred thirty-two".