4489953340401 has 15 divisors (see below), whose sum is σ = 6707242737481. Its totient is φ = 2993289513228.

The previous prime is 4489953340391. The next prime is 4489953340423. The reversal of 4489953340401 is 1040433599844.

The square root of 4489953340401 is 2118951.

It is a perfect power (a square), and thus also a powerful number.

4489953340401 is a `hidden beast` number, since 4 + 4 + 89 + 95 + 33 + 40 + 401 = 666.

It is not a de Polignac number, because 4489953340401 - 2³³ = 4481363405809 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4489953340451) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 18952840 + ... + 19188278.

Almost surely, 2^{4489953340401} is an apocalyptic number.

4489953340401 is the 2118951-st square number.

4489953340401 is the 1059476-th centered octagonal number.

It is an amenable number.

4489953340401 is a deficient number, since it is larger than the sum of its proper divisors (2217289397080).

4489953340401 is an frugal number, since it uses more digits than its factorization.

4489953340401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 470890 (or 235442 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 54.

The spelling of 4489953340401 in words is "four trillion, four hundred eighty-nine billion, nine hundred fifty-three million, three hundred forty thousand, four hundred one".