298270758240 has 3072 divisors, whose sum is σ = 1499710464000. Its totient is φ = 54177693696.

The previous prime is 298270758239. The next prime is 298270758271. The reversal of 298270758240 is 42857072892.

298270758240 is a `hidden beast` number, since 298 + 270 + 7 + 5 + 82 + 4 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 511 ways as a sum of consecutive naturals, for example, 10285198546 + ... + 10285198574.

It is an arithmetic number, because the mean of its divisors is an integer number (488187000).

Almost surely, 2^298270758240 is an apocalyptic number.

298270758240 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 298270758240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (749855232000).

298270758240 is an abundant number, since it is smaller than the sum of its proper divisors (1201439705760).

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

298270758240 is a wasteful number, since it uses less digits than its factorization.

298270758240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 54.

The spelling of 298270758240 in words is "two hundred ninety-eight billion, two hundred seventy million, seven hundred fifty-eight thousand, two hundred forty".