4499165060921 has 4 divisors (see below), whose sum is σ = 4499568259200. Its totient is φ = 4498761862644.

The previous prime is 4499165060917. The next prime is 4499165060987. The reversal of 4499165060921 is 1290605619944.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4499165060921 - 2² = 4499165060917 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4499165000921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201582401 + ... + 201604718.

It is an arithmetic number, because the mean of its divisors is an integer number (1124892064800).

Almost surely, 2^{4499165060921} is an apocalyptic number.

It is an amenable number.

4499165060921 is a deficient number, since it is larger than the sum of its proper divisors (403198279).

4499165060921 is a wasteful number, since it uses less digits than its factorization.

4499165060921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403198278.

The product of its (nonzero) digits is 4199040, while the sum is 56.

The spelling of 4499165060921 in words is "four trillion, four hundred ninety-nine billion, one hundred sixty-five million, sixty thousand, nine hundred twenty-one".