2044552253551 has 4 divisors (see below), whose sum is σ = 2045476138392. Its totient is φ = 2043628368712.

The previous prime is 2044552253539. The next prime is 2044552253573. The reversal of 2044552253551 is 1553522554402.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2044552253551 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2044552253498 and 2044552253507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044552253501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461939101 + ... + 461943526.

It is an arithmetic number, because the mean of its divisors is an integer number (511369034598).

Almost surely, 2^{2044552253551} is an apocalyptic number.

2044552253551 is a deficient number, since it is larger than the sum of its proper divisors (923884841).

2044552253551 is an equidigital number, since it uses as much as digits as its factorization.

2044552253551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923884840.

The product of its (nonzero) digits is 1200000, while the sum is 43.

The spelling of 2044552253551 in words is "two trillion, forty-four billion, five hundred fifty-two million, two hundred fifty-three thousand, five hundred fifty-one".