499371970212 has 36 divisors (see below), whose sum is σ = 1309053274256. Its totient is φ = 166457323080.

The previous prime is 499371970211. The next prime is 499371970231. The reversal of 499371970212 is 212079173994.

It is a happy number.

499371970212 is a `hidden beast` number, since 499 + 3 + 71 + 9 + 70 + 2 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (499371970211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 256877614 + ... + 256879557.

Almost surely, 2^499371970212 is an apocalyptic number.

It is an amenable number.

499371970212 is an abundant number, since it is smaller than the sum of its proper divisors (809681304044).

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

499371970212 is a wasteful number, since it uses less digits than its factorization.

499371970212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513757190 (or 513757176 counting only the distinct ones).

The product of its (nonzero) digits is 1714608, while the sum is 54.

The spelling of 499371970212 in words is "four hundred ninety-nine billion, three hundred seventy-one million, nine hundred seventy thousand, two hundred twelve".