2225052331440 has 80 divisors (see below), whose sum is σ = 6906043961088. Its totient is φ = 592626279168.

The previous prime is 2225052331409. The next prime is 2225052331457. The reversal of 2225052331440 is 441332505222.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×2225052331440² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5434954 + ... + 5829993.

Almost surely, 2^{2225052331440} is an apocalyptic number.

2225052331440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2225052331440 is an abundant number, since it is smaller than the sum of its proper divisors (4680991629648).

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

2225052331440 is a wasteful number, since it uses less digits than its factorization.

2225052331440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11265786 (or 11265780 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 2225052331440 its reverse (441332505222), we get a palindrome (2666384836662).

The spelling of 2225052331440 in words is "two trillion, two hundred twenty-five billion, fifty-two million, three hundred thirty-one thousand, four hundred forty".