4490753444145 has 80 divisors (see below), whose sum is σ = 8207925073920. Its totient is φ = 2348321884416.

The previous prime is 4490753444143. The next prime is 4490753444153. The reversal of 4490753444145 is 5414443570944.

4490753444145 is a `hidden beast` number, since 4 + 4 + 9 + 0 + 7 + 53 + 444 + 145 = 666.

It is not a de Polignac number, because 4490753444145 - 2¹ = 4490753444143 is a prime.

It is a super-2 number, since 2×4490753444145² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4490753444091 and 4490753444100.

It is not an unprimeable number, because it can be changed into a prime (4490753444143) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 8906437 + ... + 9397133.

It is an arithmetic number, because the mean of its divisors is an integer number (102599063424).

Almost surely, 2^{4490753444145} is an apocalyptic number.

4490753444145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4490753444145 is a deficient number, since it is larger than the sum of its proper divisors (3717171629775).

4490753444145 is a wasteful number, since it uses less digits than its factorization.

4490753444145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491156 (or 491147 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 54.

The spelling of 4490753444145 in words is "four trillion, four hundred ninety billion, seven hundred fifty-three million, four hundred forty-four thousand, one hundred forty-five".