4050310001557 has 2 divisors, whose sum is σ = 4050310001558. Its totient is φ = 4050310001556.

The previous prime is 4050310001503. The next prime is 4050310001581. The reversal of 4050310001557 is 7551000130504.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2674683618916 + 1375626382641 = 1635446^2 + 1172871^2 .

It is a cyclic number.

It is not a de Polignac number, because 4050310001557 - 2⁷ = 4050310001429 is a prime.

It is a super-2 number, since 2×4050310001557² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4050310001587) 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 as a sum of consecutive naturals, namely, 2025155000778 + 2025155000779.

It is an arithmetic number, because the mean of its divisors is an integer number (2025155000779).

Almost surely, 2^{4050310001557} is an apocalyptic number.

It is an amenable number.

4050310001557 is a deficient number, since it is larger than the sum of its proper divisors (1).

4050310001557 is an equidigital number, since it uses as much as digits as its factorization.

4050310001557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10500, while the sum is 31.

The spelling of 4050310001557 in words is "four trillion, fifty billion, three hundred ten million, one thousand, five hundred fifty-seven".