90878752683 has 8 divisors (see below), whose sum is σ = 134635189200. Its totient is φ = 60585835104.

The previous prime is 90878752681. The next prime is 90878752703. The reversal of 90878752683 is 38625787809.

It is not a de Polignac number, because 90878752683 - 2¹ = 90878752681 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 90878752683.

It is not an unprimeable number, because it can be changed into a prime (90878752681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1682939838 + ... + 1682939891.

It is an arithmetic number, because the mean of its divisors is an integer number (16829398650).

Almost surely, 2^90878752683 is an apocalyptic number.

90878752683 is a deficient number, since it is larger than the sum of its proper divisors (43756436517).

90878752683 is a wasteful number, since it uses less digits than its factorization.

90878752683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3365879738 (or 3365879732 counting only the distinct ones).

The product of its (nonzero) digits is 40642560, while the sum is 63.

The spelling of 90878752683 in words is "ninety billion, eight hundred seventy-eight million, seven hundred fifty-two thousand, six hundred eighty-three".