383485550033 has 2 divisors, whose sum is σ = 383485550034. Its totient is φ = 383485550032.

The previous prime is 383485549949. The next prime is 383485550069. The reversal of 383485550033 is 330055584383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 310408322449 + 73077227584 = 557143^2 + 270328^2 .

It is a cyclic number.

It is not a de Polignac number, because 383485550033 - 2³⁴ = 366305680849 is a prime.

It is a super-2 number, since 2×383485550033² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 383485550033.

It is not a weakly prime, because it can be changed into another prime (383485550083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191742775016 + 191742775017.

It is an arithmetic number, because the mean of its divisors is an integer number (191742775017).

Almost surely, 2^383485550033 is an apocalyptic number.

It is an amenable number.

383485550033 is a deficient number, since it is larger than the sum of its proper divisors (1).

383485550033 is an equidigital number, since it uses as much as digits as its factorization.

383485550033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 383485550033 in words is "three hundred eighty-three billion, four hundred eighty-five million, five hundred fifty thousand, thirty-three".