499048851 has 16 divisors (see below), whose sum is σ = 800480000. Its totient is φ = 270161568.

The previous prime is 499048789. The next prime is 499048853. The reversal of 499048851 is 158840994.

It is not a de Polignac number, because 499048851 - 2¹¹ = 499046803 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 499048851.

It is not an unprimeable number, because it can be changed into a prime (499048853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 624976 + ... + 625773.

It is an arithmetic number, because the mean of its divisors is an integer number (50030000).

Almost surely, 2^499048851 is an apocalyptic number.

499048851 is a deficient number, since it is larger than the sum of its proper divisors (301431149).

499048851 is a wasteful number, since it uses less digits than its factorization.

499048851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1250778.

The product of its (nonzero) digits is 414720, while the sum is 48.

The square root of 499048851 is about 22339.4013124793. The cubic root of 499048851 is about 793.1969215393.

The spelling of 499048851 in words is "four hundred ninety-nine million, forty-eight thousand, eight hundred fifty-one".