385045484770440 has 96 divisors (see below), whose sum is σ = 1347659196712920. Its totient is φ = 94780427019264.

The previous prime is 385045484770411. The next prime is 385045484770447. The reversal of 385045484770440 is 44077484540583.

It is a happy number.

385045484770440 is a `hidden beast` number, since 3 + 8 + 5 + 0 + 4 + 548 + 47 + 7 + 0 + 4 + 40 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 337757279574276 + 47288205196164 = 18378174^2 + 6876642^2 .

It is not an unprimeable number, because it can be changed into a prime (385045484770447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41137333437 + ... + 41137342796.

Almost surely, 2^{385045484770440} is an apocalyptic number.

385045484770440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

385045484770440 is an abundant number, since it is smaller than the sum of its proper divisors (962613711942480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

385045484770440 is a wasteful number, since it uses less digits than its factorization.

385045484770440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82274676263 (or 82274676256 counting only the distinct ones).

The product of its (nonzero) digits is 240844800, while the sum is 63.

The spelling of 385045484770440 in words is "three hundred eighty-five trillion, forty-five billion, four hundred eighty-four million, seven hundred seventy thousand, four hundred forty".