499043969121 has 16 divisors (see below), whose sum is σ = 701228038400. Its totient is φ = 314818712208.

The previous prime is 499043969107. The next prime is 499043969153. The reversal of 499043969121 is 121969340994.

It is not a de Polignac number, because 499043969121 - 2⁵ = 499043969089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (499043969321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5047171 + ... + 5145096.

It is an arithmetic number, because the mean of its divisors is an integer number (43826752400).

Almost surely, 2^499043969121 is an apocalyptic number.

It is an amenable number.

499043969121 is a deficient number, since it is larger than the sum of its proper divisors (202184069279).

499043969121 is a wasteful number, since it uses less digits than its factorization.

499043969121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10193148.

The product of its (nonzero) digits is 3779136, while the sum is 57.

The spelling of 499043969121 in words is "four hundred ninety-nine billion, forty-three million, nine hundred sixty-nine thousand, one hundred twenty-one".