2055423040403 has 8 divisors (see below), whose sum is σ = 2082017587200. Its totient is φ = 2028991151880.

The previous prime is 2055423040387. The next prime is 2055423040423. The reversal of 2055423040403 is 3040403245502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2055423040403 - 2⁴ = 2055423040387 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2055423040403.

It is not an unprimeable number, because it can be changed into a prime (2055423040423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40639133 + ... + 40689678.

It is an arithmetic number, because the mean of its divisors is an integer number (260252198400).

Almost surely, 2^{2055423040403} is an apocalyptic number.

2055423040403 is a deficient number, since it is larger than the sum of its proper divisors (26594546797).

2055423040403 is a wasteful number, since it uses less digits than its factorization.

2055423040403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81329137.

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 2055423040403 its reverse (3040403245502), we get a palindrome (5095826285905).

The spelling of 2055423040403 in words is "two trillion, fifty-five billion, four hundred twenty-three million, forty thousand, four hundred three".