85974817330 has 16 divisors (see below), whose sum is σ = 154767803544. Its totient is φ = 34387008640.

The previous prime is 85974817319. The next prime is 85974817363. The reversal of 85974817330 is 3371847958.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 81912157209 + 4062660121 = 286203^2 + 63739^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238987 + ... + 478606.

Almost surely, 2^85974817330 is an apocalyptic number.

85974817330 is a deficient number, since it is larger than the sum of its proper divisors (68792986214).

85974817330 is a wasteful number, since it uses less digits than its factorization.

85974817330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729581.

The product of its (nonzero) digits is 5080320, while the sum is 55.

The spelling of 85974817330 in words is "eighty-five billion, nine hundred seventy-four million, eight hundred seventeen thousand, three hundred thirty".