2245654898784 has 144 divisors (see below), whose sum is σ = 6976145436624. Its totient is φ = 679572403200.

The previous prime is 2245654898749. The next prime is 2245654898849. The reversal of 2245654898784 is 4878984565422.

It is a happy number.

2245654898784 is a `hidden beast` number, since 2 + 2 + 4 + 5 + 6 + 548 + 9 + 8 + 78 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1838614 + ... + 2805674.

It is an arithmetic number, because the mean of its divisors is an integer number (48445454421).

Almost surely, 2^{2245654898784} is an apocalyptic number.

2245654898784 is a gapful number since it is divisible by the number (24) 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 2245654898784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3488072718312).

2245654898784 is an abundant number, since it is smaller than the sum of its proper divisors (4730490537840).

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

2245654898784 is a wasteful number, since it uses less digits than its factorization.

2245654898784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967821 (or 967810 counting only the distinct ones).

The product of its digits is 1238630400, while the sum is 72.

The spelling of 2245654898784 in words is "two trillion, two hundred forty-five billion, six hundred fifty-four million, eight hundred ninety-eight thousand, seven hundred eighty-four".