385005183553 has 2 divisors, whose sum is σ = 385005183554. Its totient is φ = 385005183552.

The previous prime is 385005183487. The next prime is 385005183583. The reversal of 385005183553 is 355381500583.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 238780777104 + 146224406449 = 488652^2 + 382393^2 .

It is a cyclic number.

It is not a de Polignac number, because 385005183553 - 2²⁵ = 384971629121 is a prime.

It is not a weakly prime, because it can be changed into another prime (385005183583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192502591776 + 192502591777.

It is an arithmetic number, because the mean of its divisors is an integer number (192502591777).

Almost surely, 2^385005183553 is an apocalyptic number.

It is an amenable number.

385005183553 is a deficient number, since it is larger than the sum of its proper divisors (1).

385005183553 is an equidigital number, since it uses as much as digits as its factorization.

385005183553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080000, while the sum is 46.

The spelling of 385005183553 in words is "three hundred eighty-five billion, five million, one hundred eighty-three thousand, five hundred fifty-three".