499977722280000 has 280 divisors, whose sum is σ = 1653198011644608. Its totient is φ = 133314891008000.

The previous prime is 499977722279999. The next prime is 499977722280037. The reversal of 499977722280000 is 82227779994.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1316570149 + ... + 1316949851.

Almost surely, 2^{499977722280000} is an apocalyptic number.

499977722280000 is a gapful number since it is divisible by the number (40) 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 499977722280000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (826599005822304).

499977722280000 is an abundant number, since it is smaller than the sum of its proper divisors (1153220289364608).

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

499977722280000 is a wasteful number, since it uses less digits than its factorization.

499977722280000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390711 (or 390686 counting only the distinct ones).

The product of its (nonzero) digits is 64012032, while the sum is 66.

The spelling of 499977722280000 in words is "four hundred ninety-nine trillion, nine hundred seventy-seven billion, seven hundred twenty-two million, two hundred eighty thousand".