2229596437440 has 224 divisors, whose sum is σ = 7167157030656. Its totient is φ = 587157995520.

The previous prime is 2229596437429. The next prime is 2229596437447. The reversal of 2229596437440 is 447346959222.

It is a super-2 number, since 2×2229596437440² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2229596437447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 290270400 + ... + 290278080.

It is an arithmetic number, because the mean of its divisors is an integer number (31996236744).

Almost surely, 2^{2229596437440} is an apocalyptic number.

2229596437440 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 2229596437440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3583578515328).

2229596437440 is an abundant number, since it is smaller than the sum of its proper divisors (4937560593216).

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

2229596437440 is a wasteful number, since it uses less digits than its factorization.

2229596437440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11427 (or 11417 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 57.

The spelling of 2229596437440 in words is "two trillion, two hundred twenty-nine billion, five hundred ninety-six million, four hundred thirty-seven thousand, four hundred forty".