385080777 has 8 divisors (see below), whose sum is σ = 570490080. Its totient is φ = 256720500.

The previous prime is 385080749. The next prime is 385080779. The reversal of 385080777 is 777080583.

It is not a de Polignac number, because 385080777 - 2⁷ = 385080649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (385080779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7131099 + ... + 7131152.

It is an arithmetic number, because the mean of its divisors is an integer number (71311260).

Almost surely, 2^385080777 is an apocalyptic number.

It is an amenable number.

385080777 is a deficient number, since it is larger than the sum of its proper divisors (185409303).

385080777 is a wasteful number, since it uses less digits than its factorization.

385080777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14262260 (or 14262254 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 45.

The square root of 385080777 is about 19623.4751509512. The cubic root of 385080777 is about 727.5295088466.

The spelling of 385080777 in words is "three hundred eighty-five million, eighty thousand, seven hundred seventy-seven".