2243555535444 has 48 divisors (see below), whose sum is σ = 5254109562240. Its totient is φ = 745120235520.

The previous prime is 2243555535437. The next prime is 2243555535451. The reversal of 2243555535444 is 4445355553422.

It is an interprime number because it is at equal distance from previous prime (2243555535437) and next prime (2243555535451).

It is a congruent number.

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, 4741284 + ... + 5192964.

It is an arithmetic number, because the mean of its divisors is an integer number (109460615880).

Almost surely, 2^{2243555535444} is an apocalyptic number.

It is an amenable number.

2243555535444 is an abundant number, since it is smaller than the sum of its proper divisors (3010554026796).

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

2243555535444 is a wasteful number, since it uses less digits than its factorization.

2243555535444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453200 (or 453198 counting only the distinct ones).

The product of its digits is 28800000, while the sum is 51.

The spelling of 2243555535444 in words is "two trillion, two hundred forty-three billion, five hundred fifty-five million, five hundred thirty-five thousand, four hundred forty-four".