2744338795555 has 24 divisors (see below), whose sum is σ = 3838550202000. Its totient is φ = 1878061026240.

The previous prime is 2744338795547. The next prime is 2744338795559. The reversal of 2744338795555 is 5555978334472.

It is a happy number.

It is not a de Polignac number, because 2744338795555 - 2³ = 2744338795547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2744338795559) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11101576 + ... + 11346085.

It is an arithmetic number, because the mean of its divisors is an integer number (159939591750).

Almost surely, 2^{2744338795555} is an apocalyptic number.

2744338795555 is a deficient number, since it is larger than the sum of its proper divisors (1094211406445).

2744338795555 is a wasteful number, since it uses less digits than its factorization.

2744338795555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22448179 (or 22448172 counting only the distinct ones).

The product of its digits is 635040000, while the sum is 67.

The spelling of 2744338795555 in words is "two trillion, seven hundred forty-four billion, three hundred thirty-eight million, seven hundred ninety-five thousand, five hundred fifty-five".