90033427804 has 24 divisors (see below), whose sum is σ = 158224872960. Its totient is φ = 44826717936.

The previous prime is 90033427723. The next prime is 90033427807. The reversal of 90033427804 is 40872433009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90033427807) 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, 867669 + ... + 965875.

It is an arithmetic number, because the mean of its divisors is an integer number (6592703040).

Almost surely, 2^90033427804 is an apocalyptic number.

It is an amenable number.

90033427804 is a deficient number, since it is larger than the sum of its proper divisors (68191445156).

90033427804 is a wasteful number, since it uses less digits than its factorization.

90033427804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99177 (or 99175 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 90033427804 in words is "ninety billion, thirty-three million, four hundred twenty-seven thousand, eight hundred four".