6345477732 has 48 divisors (see below), whose sum is σ = 17102256192. Its totient is φ = 1809761280.

The previous prime is 6345477731. The next prime is 6345477757. The reversal of 6345477732 is 2377745436.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6345477731) 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, 1411633 + ... + 1416120.

It is an arithmetic number, because the mean of its divisors is an integer number (356297004).

Almost surely, 2^6345477732 is an apocalyptic number.

It is an amenable number.

6345477732 is an abundant number, since it is smaller than the sum of its proper divisors (10756778460).

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

6345477732 is a wasteful number, since it uses less digits than its factorization.

6345477732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827788 (or 2827786 counting only the distinct ones).

The product of its digits is 2963520, while the sum is 48.

The square root of 6345477732 is about 79658.5069656719. The cubic root of 6345477732 is about 1851.3481998181.

The spelling of 6345477732 in words is "six billion, three hundred forty-five million, four hundred seventy-seven thousand, seven hundred thirty-two".