90324470769690 has 64 divisors (see below), whose sum is σ = 227722039200000. Its totient is φ = 22884659195904.

The previous prime is 90324470769683. The next prime is 90324470769703. The reversal of 90324470769690 is 9696707442309.

90324470769690 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×90324470769690² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 439175815 + ... + 439381434.

It is an arithmetic number, because the mean of its divisors is an integer number (3558156862500).

Almost surely, 2^{90324470769690} is an apocalyptic number.

90324470769690 is an abundant number, since it is smaller than the sum of its proper divisors (137397568430310).

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

90324470769690 is a wasteful number, since it uses less digits than its factorization.

90324470769690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878557431.

The product of its (nonzero) digits is 123451776, while the sum is 66.

The spelling of 90324470769690 in words is "ninety trillion, three hundred twenty-four billion, four hundred seventy million, seven hundred sixty-nine thousand, six hundred ninety".