451112046 has 64 divisors (see below), whose sum is σ = 1134936576. Its totient is φ = 116121600.

The previous prime is 451112027. The next prime is 451112069. The reversal of 451112046 is 640211154.

It is a happy number.

It is a super-2 number, since 2×451112046² = 407004156092612232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47886 + ... + 56526.

It is an arithmetic number, because the mean of its divisors is an integer number (17733384).

Almost surely, 2^451112046 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 451112046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (567468288).

451112046 is an abundant number, since it is smaller than the sum of its proper divisors (683824530).

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

451112046 is a wasteful number, since it uses less digits than its factorization.

451112046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8777.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 451112046 is about 21239.3984378089. The cubic root of 451112046 is about 766.9401511606.

The spelling of 451112046 in words is "four hundred fifty-one million, one hundred twelve thousand, forty-six".