90543449307 has 8 divisors (see below), whose sum is σ = 125973494784. Its totient is φ = 57737851688.

The previous prime is 90543449257. The next prime is 90543449329. The reversal of 90543449307 is 70394434509.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90543449307 - 2¹¹ = 90543447259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90543449387) 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, 656111883 + ... + 656112020.

It is an arithmetic number, because the mean of its divisors is an integer number (15746686848).

Almost surely, 2^90543449307 is an apocalyptic number.

90543449307 is a deficient number, since it is larger than the sum of its proper divisors (35430045477).

90543449307 is a wasteful number, since it uses less digits than its factorization.

90543449307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312223929.

The product of its (nonzero) digits is 1632960, while the sum is 48.

The spelling of 90543449307 in words is "ninety billion, five hundred forty-three million, four hundred forty-nine thousand, three hundred seven".