499151448 has 24 divisors (see below), whose sum is σ = 1351868700. Its totient is φ = 166383792.

The previous prime is 499151447. The next prime is 499151449. The reversal of 499151448 is 844151994.

It is a happy number.

499151448 is a `hidden beast` number, since 4 + 9 + 91 + 514 + 48 = 666.

It is an interprime number because it is at equal distance from previous prime (499151447) and next prime (499151449).

It is a tau number, because it is divible by the number of its divisors (24).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499151441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3466258 + ... + 3466401.

Almost surely, 2^499151448 is an apocalyptic number.

It is an amenable number.

499151448 is an abundant number, since it is smaller than the sum of its proper divisors (852717252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

499151448 is a wasteful number, since it uses less digits than its factorization.

499151448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6932671 (or 6932664 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 499151448 is about 22341.6975183176. The cubic root of 499151448 is about 793.2512743001.

The spelling of 499151448 in words is "four hundred ninety-nine million, one hundred fifty-one thousand, four hundred forty-eight".