55744444444755 has 128 divisors (see below), whose sum is σ = 100733868518400. Its totient is φ = 26086076006400.

The previous prime is 55744444444751. The next prime is 55744444444817.

It is a happy number.

55744444444755 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55744444444755 - 2² = 55744444444751 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55744444444751) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 446890795 + ... + 447015515.

It is an arithmetic number, because the mean of its divisors is an integer number (786983347800).

Almost surely, 2^{55744444444755} is an apocalyptic number.

55744444444755 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55744444444755 is a deficient number, since it is larger than the sum of its proper divisors (44989424073645).

55744444444755 is a wasteful number, since it uses less digits than its factorization.

55744444444755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125365.

The product of its digits is 2007040000, while the sum is 66.

The spelling of 55744444444755 in words is "fifty-five trillion, seven hundred forty-four billion, four hundred forty-four million, four hundred forty-four thousand, seven hundred fifty-five".