2244545505551 has 4 divisors (see below), whose sum is σ = 2244699795000. Its totient is φ = 2244391216104.

The previous prime is 2244545505533. The next prime is 2244545505569. The reversal of 2244545505551 is 1555055454422.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2244545505533) and next prime (2244545505569).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2244545505551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2244545505496 and 2244545505505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2244545505581) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 77122901 + ... + 77151998.

It is an arithmetic number, because the mean of its divisors is an integer number (561174948750).

Almost surely, 2^{2244545505551} is an apocalyptic number.

2244545505551 is a deficient number, since it is larger than the sum of its proper divisors (154289449).

2244545505551 is a wasteful number, since it uses less digits than its factorization.

2244545505551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154289448.

The product of its (nonzero) digits is 4000000, while the sum is 47.

The spelling of 2244545505551 in words is "two trillion, two hundred forty-four billion, five hundred forty-five million, five hundred five thousand, five hundred fifty-one".