6453446136 has 16 divisors (see below), whose sum is σ = 16133615400. Its totient is φ = 2151148704.

The previous prime is 6453446119. The next prime is 6453446141. The reversal of 6453446136 is 6316443546.

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, 134446771 + ... + 134446818.

Almost surely, 2^6453446136 is an apocalyptic number.

It is an amenable number.

6453446136 is an abundant number, since it is smaller than the sum of its proper divisors (9680169264).

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

6453446136 is a wasteful number, since it uses less digits than its factorization.

6453446136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268893598 (or 268893594 counting only the distinct ones).

The product of its digits is 622080, while the sum is 42.

The square root of 6453446136 is about 80333.3438616867. The cubic root of 6453446136 is about 1861.7894421834.

The spelling of 6453446136 in words is "six billion, four hundred fifty-three million, four hundred forty-six thousand, one hundred thirty-six".