4026454440 has 32 divisors (see below), whose sum is σ = 12079363680. Its totient is φ = 1073721152.

The previous prime is 4026454427. The next prime is 4026454457. The reversal of 4026454440 is 444546204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16776774 + ... + 16777013.

It is an arithmetic number, because the mean of its divisors is an integer number (377480115).

Almost surely, 2^4026454440 is an apocalyptic number.

4026454440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4026454440 is an abundant number, since it is smaller than the sum of its proper divisors (8052909240).

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

4026454440 is a wasteful number, since it uses less digits than its factorization.

4026454440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33553801 (or 33553797 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

The square root of 4026454440 is about 63454.3492599207. The cubic root of 4026454440 is about 1590.8928492729.

The spelling of 4026454440 in words is "four billion, twenty-six million, four hundred fifty-four thousand, four hundred forty".