450050746667664 has 80 divisors (see below), whose sum is σ = 1231038446264640. Its totient is φ = 141190408458240.

The previous prime is 450050746667653. The next prime is 450050746667699. The reversal of 450050746667664 is 466766647050054.

It is a happy number.

It is a super-2 number, since 2×450050746667664² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 450050746667595 and 450050746667604.

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, 54818467 + ... + 62491325.

It is an arithmetic number, because the mean of its divisors is an integer number (15387980578308).

Almost surely, 2^{450050746667664} is an apocalyptic number.

It is an amenable number.

450050746667664 is an abundant number, since it is smaller than the sum of its proper divisors (780987699596976).

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

450050746667664 is a wasteful number, since it uses less digits than its factorization.

450050746667664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7744768 (or 7744762 counting only the distinct ones).

The product of its (nonzero) digits is 609638400, while the sum is 66.

The spelling of 450050746667664 in words is "four hundred fifty trillion, fifty billion, seven hundred forty-six million, six hundred sixty-seven thousand, six hundred sixty-four".