385777355 has 12 divisors (see below), whose sum is σ = 475791120. Its totient is φ = 300275424.

The previous prime is 385777339. The next prime is 385777369. The reversal of 385777355 is 553777583.

It is not a de Polignac number, because 385777355 - 2⁴ = 385777339 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21335 + ... + 35024.

It is an arithmetic number, because the mean of its divisors is an integer number (39649260).

Almost surely, 2^385777355 is an apocalyptic number.

385777355 is a deficient number, since it is larger than the sum of its proper divisors (90013765).

385777355 is an equidigital number, since it uses as much as digits as its factorization.

385777355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56438 (or 56401 counting only the distinct ones).

The product of its digits is 3087000, while the sum is 50.

The square root of 385777355 is about 19641.2157210291. The cubic root of 385777355 is about 727.9679240335.

The spelling of 385777355 in words is "three hundred eighty-five million, seven hundred seventy-seven thousand, three hundred fifty-five".