450621648576 has 168 divisors, whose sum is σ = 1456124463920. Its totient is φ = 136551951360.

The previous prime is 450621648559. The next prime is 450621648611. The reversal of 450621648576 is 675846126054.

450621648576 is a `hidden beast` number, since 4 + 5 + 0 + 6 + 2 + 1 + 64 + 8 + 576 = 666.

It is a super-3 number, since 3×450621648576³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 868501 + ... + 1286676.

Almost surely, 2^450621648576 is an apocalyptic number.

It is an amenable number.

450621648576 is an abundant number, since it is smaller than the sum of its proper divisors (1005502815344).

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

450621648576 is a wasteful number, since it uses less digits than its factorization.

450621648576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2155220 (or 2155193 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 54.

The spelling of 450621648576 in words is "four hundred fifty billion, six hundred twenty-one million, six hundred forty-eight thousand, five hundred seventy-six".