90064744306 has 8 divisors (see below), whose sum is σ = 135266625900. Its totient is φ = 44975869008.

The previous prime is 90064744303. The next prime is 90064744309. The reversal of 90064744306 is 60344746009.

It is an interprime number because it is at equal distance from previous prime (90064744303) and next prime (90064744309).

It can be written as a sum of positive squares in 2 ways, for example, as 89844667081 + 220077225 = 299741^2 + 14835^2 .

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

It is a super-2 number, since 2×90064744306² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (90064744303) 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, 28249581 + ... + 28252768.

Almost surely, 2^90064744306 is an apocalyptic number.

90064744306 is a deficient number, since it is larger than the sum of its proper divisors (45201881594).

90064744306 is a wasteful number, since it uses less digits than its factorization.

90064744306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56503148.

The product of its (nonzero) digits is 435456, while the sum is 43.

The spelling of 90064744306 in words is "ninety billion, sixty-four million, seven hundred forty-four thousand, three hundred six".