90986436729033 has 4 divisors (see below), whose sum is σ = 121315248972048. Its totient is φ = 60657624486020.

The previous prime is 90986436728977. The next prime is 90986436729049. The reversal of 90986436729033 is 33092763468909.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 90986436729033 - 2⁹ = 90986436728521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90986436729533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15164406121503 + ... + 15164406121508.

It is an arithmetic number, because the mean of its divisors is an integer number (30328812243012).

Almost surely, 2^{90986436729033} is an apocalyptic number.

It is an amenable number.

90986436729033 is a deficient number, since it is larger than the sum of its proper divisors (30328812243015).

90986436729033 is a wasteful number, since it uses less digits than its factorization.

90986436729033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30328812243014.

The product of its (nonzero) digits is 317447424, while the sum is 69.

The spelling of 90986436729033 in words is "ninety trillion, nine hundred eighty-six billion, four hundred thirty-six million, seven hundred twenty-nine thousand, thirty-three".