2044552253573 has 2 divisors, whose sum is σ = 2044552253574. Its totient is φ = 2044552253572.

The previous prime is 2044552253539. The next prime is 2044552253633. The reversal of 2044552253573 is 3753522554402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1957419250084 + 87133003489 = 1399078^2 + 295183^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2044552253573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2044552253533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022276126786 + 1022276126787.

It is an arithmetic number, because the mean of its divisors is an integer number (1022276126787).

Almost surely, 2^{2044552253573} is an apocalyptic number.

It is an amenable number.

2044552253573 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044552253573 is an equidigital number, since it uses as much as digits as its factorization.

2044552253573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040000, while the sum is 47.

The spelling of 2044552253573 in words is "two trillion, forty-four billion, five hundred fifty-two million, two hundred fifty-three thousand, five hundred seventy-three".