9940073450 has 12 divisors (see below), whose sum is σ = 18488536710. Its totient is φ = 3976029360.

The previous prime is 9940073357. The next prime is 9940073467. The reversal of 9940073450 is 543700499.

It can be written as a sum of positive squares in 3 ways, for example, as 4081548769 + 5858524681 = 63887^2 + 76541^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9940073398 and 9940073407.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 99400685 + ... + 99400784.

Almost surely, 2^9940073450 is an apocalyptic number.

9940073450 is a deficient number, since it is larger than the sum of its proper divisors (8548463260).

9940073450 is a wasteful number, since it uses less digits than its factorization.

9940073450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198801481 (or 198801476 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 9940073450 is about 99699.9170009685. The cubic root of 9940073450 is about 2150.1224700382.

The spelling of 9940073450 in words is "nine billion, nine hundred forty million, seventy-three thousand, four hundred fifty".