4057342143923 has 2 divisors, whose sum is σ = 4057342143924. Its totient is φ = 4057342143922.

The previous prime is 4057342143917. The next prime is 4057342143931. The reversal of 4057342143923 is 3293412437504.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4057342143923 - 2¹⁰ = 4057342142899 is a prime.

It is not a weakly prime, because it can be changed into another prime (4057342143913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2028671071961 + 2028671071962.

It is an arithmetic number, because the mean of its divisors is an integer number (2028671071962).

Almost surely, 2^{4057342143923} is an apocalyptic number.

4057342143923 is a deficient number, since it is larger than the sum of its proper divisors (1).

4057342143923 is an equidigital number, since it uses as much as digits as its factorization.

4057342143923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 47.

The spelling of 4057342143923 in words is "four trillion, fifty-seven billion, three hundred forty-two million, one hundred forty-three thousand, nine hundred twenty-three".