2042554623 has 16 divisors (see below), whose sum is σ = 2856529920. Its totient is φ = 1296707616.

The previous prime is 2042554541. The next prime is 2042554637. The reversal of 2042554623 is 3264552402.

It is a happy number.

It is not a de Polignac number, because 2042554623 - 2¹³ = 2042546431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2042554643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190543 + ... + 200976.

It is an arithmetic number, because the mean of its divisors is an integer number (178533120).

Almost surely, 2^2042554623 is an apocalyptic number.

2042554623 is a deficient number, since it is larger than the sum of its proper divisors (813975297).

2042554623 is a wasteful number, since it uses less digits than its factorization.

2042554623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391606.

The product of its (nonzero) digits is 57600, while the sum is 33.

The square root of 2042554623 is about 45194.6304664614. The cubic root of 2042554623 is about 1268.7943220929.

The spelling of 2042554623 in words is "two billion, forty-two million, five hundred fifty-four thousand, six hundred twenty-three".