296289197240 has 64 divisors (see below), whose sum is σ = 688435787520. Its totient is φ = 114645888000.

The previous prime is 296289197227. The next prime is 296289197249. The reversal of 296289197240 is 42791982692.

It is a super-2 number, since 2×296289197240² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 296289197240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (296289197249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3078650 + ... + 3173430.

It is an arithmetic number, because the mean of its divisors is an integer number (10756809180).

Almost surely, 2^296289197240 is an apocalyptic number.

296289197240 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 296289197240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (344217893760).

296289197240 is an abundant number, since it is smaller than the sum of its proper divisors (392146590280).

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

296289197240 is a wasteful number, since it uses less digits than its factorization.

296289197240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97344 (or 97340 counting only the distinct ones).

The product of its (nonzero) digits is 7838208, while the sum is 59.

The spelling of 296289197240 in words is "two hundred ninety-six billion, two hundred eighty-nine million, one hundred ninety-seven thousand, two hundred forty".