450046646688 has 24 divisors (see below), whose sum is σ = 1181372447808. Its totient is φ = 150015548864.

The previous prime is 450046646677. The next prime is 450046646713. The reversal of 450046646688 is 886646640054.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×450046646688² (a number of 24 digits) contains 22 as substring.

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, 2343992856 + ... + 2343993047.

It is an arithmetic number, because the mean of its divisors is an integer number (49223851992).

Almost surely, 2^450046646688 is an apocalyptic number.

450046646688 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

450046646688 is an abundant number, since it is smaller than the sum of its proper divisors (731325801120).

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

450046646688 is a wasteful number, since it uses less digits than its factorization.

450046646688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4687985916 (or 4687985908 counting only the distinct ones).

The product of its (nonzero) digits is 26542080, while the sum is 57.

The spelling of 450046646688 in words is "four hundred fifty billion, forty-six million, six hundred forty-six thousand, six hundred eighty-eight".