4540440454 has 8 divisors (see below), whose sum is σ = 7429811688. Its totient is φ = 2063836560.

The previous prime is 4540440449. The next prime is 4540440467.

4540440454 is nontrivially palindromic in base 10.

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

It is a super-2 number, since 2×4540440454² = 41231199032639452232, which contains 22 as substring.

It is a congruent number.

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, 103191807 + ... + 103191850.

It is an arithmetic number, because the mean of its divisors is an integer number (928726461).

Almost surely, 2^4540440454 is an apocalyptic number.

4540440454 is a deficient number, since it is larger than the sum of its proper divisors (2889371234).

4540440454 is a wasteful number, since it uses less digits than its factorization.

4540440454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206383670.

The product of its (nonzero) digits is 102400, while the sum is 34.

The square root of 4540440454 is about 67382.7904883732. The cubic root of 4540440454 is about 1655.8944917396.

It can be divided in two parts, 45404 and 40454, that added together give a palindrome (85858).

The spelling of 4540440454 in words is "four billion, five hundred forty million, four hundred forty thousand, four hundred fifty-four".