5742123221755 has 4 divisors (see below), whose sum is σ = 6890547866112. Its totient is φ = 4593698577400.

The previous prime is 5742123221743. The next prime is 5742123221789. The reversal of 5742123221755 is 5571223212475.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5742123221755 - 2⁹ = 5742123221243 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 574212322171 + ... + 574212322180.

It is an arithmetic number, because the mean of its divisors is an integer number (1722636966528).

Almost surely, 2^{5742123221755} is an apocalyptic number.

5742123221755 is a deficient number, since it is larger than the sum of its proper divisors (1148424644357).

5742123221755 is a wasteful number, since it uses less digits than its factorization.

5742123221755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148424644356.

The product of its digits is 1176000, while the sum is 46.

The spelling of 5742123221755 in words is "five trillion, seven hundred forty-two billion, one hundred twenty-three million, two hundred twenty-one thousand, seven hundred fifty-five".