499550004900 has 54 divisors (see below), whose sum is σ = 1565811740402. Its totient is φ = 133213334400.

The previous prime is 499550004883. The next prime is 499550004929. The reversal of 499550004900 is 9400055994.

499550004900 is a `hidden beast` number, since 4 + 9 + 9 + 550 + 0 + 0 + 4 + 90 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 110346209856 + 389203795044 = 332184^2 + 623862^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 277526881 + ... + 277528680.

Almost surely, 2^499550004900 is an apocalyptic number.

It is an amenable number.

499550004900 is an abundant number, since it is smaller than the sum of its proper divisors (1066261735502).

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

499550004900 is a wasteful number, since it uses less digits than its factorization.

499550004900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555055581 (or 555055571 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The spelling of 499550004900 in words is "four hundred ninety-nine billion, five hundred fifty million, four thousand, nine hundred".