499021289676 has 384 divisors, whose sum is σ = 1749014937600. Its totient is φ = 119261134080.

The previous prime is 499021289623. The next prime is 499021289677. The reversal of 499021289676 is 676982120994.

499021289676 is a `hidden beast` number, since 499 + 0 + 2 + 1 + 2 + 89 + 67 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (499021289677) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4236741 + ... + 4352931.

It is an arithmetic number, because the mean of its divisors is an integer number (4554726400).

Almost surely, 2^499021289676 is an apocalyptic number.

499021289676 is a gapful number since it is divisible by the number (46) 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 499021289676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (874507468800).

499021289676 is an abundant number, since it is smaller than the sum of its proper divisors (1249993647924).

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

499021289676 is a wasteful number, since it uses less digits than its factorization.

499021289676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116266 (or 116258 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 63.

The spelling of 499021289676 in words is "four hundred ninety-nine billion, twenty-one million, two hundred eighty-nine thousand, six hundred seventy-six".