499945152 has 224 divisors, whose sum is σ = 1591787520. Its totient is φ = 135475200.

The previous prime is 499945141. The next prime is 499945183. The reversal of 499945152 is 251549994.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3936513 + ... + 3936639.

Almost surely, 2^499945152 is an apocalyptic number.

499945152 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 499945152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (795893760).

499945152 is an abundant number, since it is smaller than the sum of its proper divisors (1091842368).

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

499945152 is a wasteful number, since it uses less digits than its factorization.

499945152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279 (or 269 counting only the distinct ones).

The product of its digits is 583200, while the sum is 48.

The square root of 499945152 is about 22359.4533027979. The cubic root of 499945152 is about 793.6715029985.

The spelling of 499945152 in words is "four hundred ninety-nine million, nine hundred forty-five thousand, one hundred fifty-two".