451045406450522 has 8 divisors (see below), whose sum is σ = 728611810420116. Its totient is φ = 208174802977152.

The previous prime is 451045406450519. The next prime is 451045406450537. The reversal of 451045406450522 is 225054604540154.

It can be written as a sum of positive squares in 2 ways, for example, as 324241569010681 + 126803837439841 = 18006709^2 + 11260721^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8673950124023 + ... + 8673950124074.

Almost surely, 2^{451045406450522} is an apocalyptic number.

451045406450522 is a deficient number, since it is larger than the sum of its proper divisors (277566403969594).

451045406450522 is a wasteful number, since it uses less digits than its factorization.

451045406450522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17347900248112.

The product of its (nonzero) digits is 3840000, while the sum is 47.

The spelling of 451045406450522 in words is "four hundred fifty-one trillion, forty-five billion, four hundred six million, four hundred fifty thousand, five hundred twenty-two".