6746405450240 has 40 divisors (see below), whose sum is σ = 16175561198940. Its totient is φ = 2698562179072.

The previous prime is 6746405450233. The next prime is 6746405450263. The reversal of 6746405450240 is 420545046476.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6676311828736 + 70093621504 = 2583856^2 + 264752^2 .

It is a tau number, because it is divible by the number of its divisors (40).

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, 1317654755 + ... + 1317659874.

Almost surely, 2^{6746405450240} is an apocalyptic number.

It is an amenable number.

6746405450240 is an abundant number, since it is smaller than the sum of its proper divisors (9429155748700).

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

6746405450240 is an equidigital number, since it uses as much as digits as its factorization.

6746405450240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2635314652 (or 2635314636 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 47.

The spelling of 6746405450240 in words is "six trillion, seven hundred forty-six billion, four hundred five million, four hundred fifty thousand, two hundred forty".