451443545352 has 48 divisors (see below), whose sum is σ = 1248673645440. Its totient is φ = 147279453408.

The previous prime is 451443545323. The next prime is 451443545387. The reversal of 451443545352 is 253545344154.

451443545352 is a `hidden beast` number, since 4 + 5 + 14 + 43 + 545 + 3 + 52 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 451443545298 and 451443545307.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66699268 + ... + 66706035.

It is an arithmetic number, because the mean of its divisors is an integer number (26014034280).

Almost surely, 2^451443545352 is an apocalyptic number.

It is an amenable number.

451443545352 is an abundant number, since it is smaller than the sum of its proper divisors (797230100088).

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

451443545352 is a wasteful number, since it uses less digits than its factorization.

451443545352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133405362 (or 133405355 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 45.

The spelling of 451443545352 in words is "four hundred fifty-one billion, four hundred forty-three million, five hundred forty-five thousand, three hundred fifty-two".