297243378144 has 72 divisors (see below), whose sum is σ = 853655107032. Its totient is φ = 98100115200.

The previous prime is 297243378109. The next prime is 297243378167. The reversal of 297243378144 is 441873342792.

297243378144 is a `hidden beast` number, since 2 + 97 + 2 + 43 + 378 + 144 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5080294 + ... + 5138469.

It is an arithmetic number, because the mean of its divisors is an integer number (11856320931).

Almost surely, 2^297243378144 is an apocalyptic number.

297243378144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

297243378144 is an abundant number, since it is smaller than the sum of its proper divisors (556411728888).

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

297243378144 is a wasteful number, since it uses less digits than its factorization.

297243378144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10218880 (or 10218869 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 54.

The spelling of 297243378144 in words is "two hundred ninety-seven billion, two hundred forty-three million, three hundred seventy-eight thousand, one hundred forty-four".