451047074125066 has 24 divisors (see below), whose sum is σ = 678722688865260. Its totient is φ = 224806966728192.

The previous prime is 451047074125019. The next prime is 451047074125073. The reversal of 451047074125066 is 660521470740154.

It can be written as a sum of positive squares in 6 ways, for example, as 208930517716041 + 242116556409025 = 14454429^2 + 15560095^2 .

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, 2136009346 + ... + 2136220498.

Almost surely, 2^{451047074125066} is an apocalyptic number.

451047074125066 is a deficient number, since it is larger than the sum of its proper divisors (227675614740194).

451047074125066 is an equidigital number, since it uses as much as digits as its factorization.

451047074125066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214858 (or 213201 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 52.

The spelling of 451047074125066 in words is "four hundred fifty-one trillion, forty-seven billion, seventy-four million, one hundred twenty-five thousand, sixty-six".