385003885033 has 2 divisors, whose sum is σ = 385003885034. Its totient is φ = 385003885032.

The previous prime is 385003885009. The next prime is 385003885099. The reversal of 385003885033 is 330588300583.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 334330273369 + 50673611664 = 578213^2 + 225108^2 .

It is a cyclic number.

It is not a de Polignac number, because 385003885033 - 2¹⁷ = 385003753961 is a prime.

It is a super-2 number, since 2×385003885033² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (385003385033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192501942516 + 192501942517.

It is an arithmetic number, because the mean of its divisors is an integer number (192501942517).

Almost surely, 2^385003885033 is an apocalyptic number.

It is an amenable number.

385003885033 is a deficient number, since it is larger than the sum of its proper divisors (1).

385003885033 is an equidigital number, since it uses as much as digits as its factorization.

385003885033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 385003885033 in words is "three hundred eighty-five billion, three million, eight hundred eighty-five thousand, thirty-three".