451887423085 has 8 divisors (see below), whose sum is σ = 619731323136. Its totient is φ = 309865661520.

The previous prime is 451887423073. The next prime is 451887423121. The reversal of 451887423085 is 580324788154.

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

It is not a de Polignac number, because 451887423085 - 2³⁷ = 314448469613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6455534581 + ... + 6455534650.

It is an arithmetic number, because the mean of its divisors is an integer number (77466415392).

Almost surely, 2^451887423085 is an apocalyptic number.

It is an amenable number.

451887423085 is a deficient number, since it is larger than the sum of its proper divisors (167843900051).

451887423085 is a wasteful number, since it uses less digits than its factorization.

451887423085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12911069243.

The product of its (nonzero) digits is 8601600, while the sum is 55.

The spelling of 451887423085 in words is "four hundred fifty-one billion, eight hundred eighty-seven million, four hundred twenty-three thousand, eighty-five".