4057815545723 has 2 divisors, whose sum is σ = 4057815545724. Its totient is φ = 4057815545722.

The previous prime is 4057815545657. The next prime is 4057815545809. The reversal of 4057815545723 is 3275455187504.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4057815545723 - 2³⁶ = 3989096068987 is a prime.

It is a super-2 number, since 2×4057815545723² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4057815544723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2028907772861 + 2028907772862.

It is an arithmetic number, because the mean of its divisors is an integer number (2028907772862).

Almost surely, 2^{4057815545723} is an apocalyptic number.

4057815545723 is a deficient number, since it is larger than the sum of its proper divisors (1).

4057815545723 is an equidigital number, since it uses as much as digits as its factorization.

4057815545723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23520000, while the sum is 56.

The spelling of 4057815545723 in words is "four trillion, fifty-seven billion, eight hundred fifteen million, five hundred forty-five thousand, seven hundred twenty-three".