449993656760 has 16 divisors (see below), whose sum is σ = 1012485727800. Its totient is φ = 179997462688.

The previous prime is 449993656757. The next prime is 449993656789. The reversal of 449993656760 is 67656399944.

It is a super-2 number, since 2×449993656760² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5624920670 + ... + 5624920749.

Almost surely, 2^449993656760 is an apocalyptic number.

449993656760 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

449993656760 is an abundant number, since it is smaller than the sum of its proper divisors (562492071040).

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

449993656760 is a wasteful number, since it uses less digits than its factorization.

449993656760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11249841430 (or 11249841426 counting only the distinct ones).

The product of its (nonzero) digits is 264539520, while the sum is 68.

The spelling of 449993656760 in words is "four hundred forty-nine billion, nine hundred ninety-three million, six hundred fifty-six thousand, seven hundred sixty".