4454606243503 has 16 divisors (see below), whose sum is σ = 4892128407936. Its totient is φ = 4031391892320.

The previous prime is 4454606243489. The next prime is 4454606243537. The reversal of 4454606243503 is 3053426064544.

It is a happy number.

It is not a de Polignac number, because 4454606243503 - 2²¹ = 4454604146351 is a prime.

It is a super-2 number, since 2×4454606243503² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4454606243203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15616125 + ... + 15898822.

It is an arithmetic number, because the mean of its divisors is an integer number (305758025496).

Almost surely, 2^{4454606243503} is an apocalyptic number.

4454606243503 is a deficient number, since it is larger than the sum of its proper divisors (437522164433).

4454606243503 is a wasteful number, since it uses less digits than its factorization.

4454606243503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31515174.

The product of its (nonzero) digits is 4147200, while the sum is 46.

The spelling of 4454606243503 in words is "four trillion, four hundred fifty-four billion, six hundred six million, two hundred forty-three thousand, five hundred three".