6407044680 has 64 divisors (see below), whose sum is σ = 20056844160. Its totient is φ = 1634259968.

The previous prime is 6407044667. The next prime is 6407044687. The reversal of 6407044680 is 864407046.

It is not an unprimeable number, because it can be changed into a prime (6407044687) 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, 1157937 + ... + 1163456.

It is an arithmetic number, because the mean of its divisors is an integer number (313388190).

Almost surely, 2^6407044680 is an apocalyptic number.

6407044680 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6407044680 is an abundant number, since it is smaller than the sum of its proper divisors (13649799480).

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

6407044680 is a wasteful number, since it uses less digits than its factorization.

6407044680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2321430 (or 2321426 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 39.

The square root of 6407044680 is about 80044.0171405708. The cubic root of 6407044680 is about 1857.3165025687.

The spelling of 6407044680 in words is "six billion, four hundred seven million, forty-four thousand, six hundred eighty".