6246444464040 has 64 divisors (see below), whose sum is σ = 20442909159360. Its totient is φ = 1514289566720.

The previous prime is 6246444464017. The next prime is 6246444464077. The reversal of 6246444464040 is 404644446426.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2366076129 + ... + 2366078768.

It is an arithmetic number, because the mean of its divisors is an integer number (319420455615).

Almost surely, 2^{6246444464040} is an apocalyptic number.

6246444464040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6246444464040 is an abundant number, since it is smaller than the sum of its proper divisors (14196464695320).

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

6246444464040 is a wasteful number, since it uses less digits than its factorization.

6246444464040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4732154922 (or 4732154918 counting only the distinct ones).

The product of its (nonzero) digits is 7077888, while the sum is 48.

The spelling of 6246444464040 in words is "six trillion, two hundred forty-six billion, four hundred forty-four million, four hundred sixty-four thousand, forty".