299322270240 has 384 divisors, whose sum is σ = 1102429440000. Its totient is φ = 68237503488.

The previous prime is 299322270223. The next prime is 299322270311. The reversal of 299322270240 is 42072223992.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 299322270192 and 299322270201.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 68981991 + ... + 68986329.

It is an arithmetic number, because the mean of its divisors is an integer number (2870910000).

Almost surely, 2^299322270240 is an apocalyptic number.

299322270240 is a gapful number since it is divisible by the number (20) 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 299322270240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (551214720000).

299322270240 is an abundant number, since it is smaller than the sum of its proper divisors (803107169760).

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

299322270240 is a wasteful number, since it uses less digits than its factorization.

299322270240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4797 (or 4775 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 299322270240 in words is "two hundred ninety-nine billion, three hundred twenty-two million, two hundred seventy thousand, two hundred forty".