9451964404 has 24 divisors (see below), whose sum is σ = 16771127688. Its totient is φ = 4660561920.

The previous prime is 9451964399. The next prime is 9451964407. The reversal of 9451964404 is 4044691549.

9451964404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2284648804 + 7167315600 = 47798^2 + 84660^2 .

It is a super-3 number, since 3×9451964404³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9451964407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65682 + ... + 152374.

It is an arithmetic number, because the mean of its divisors is an integer number (698796987).

Almost surely, 2^9451964404 is an apocalyptic number.

It is an amenable number.

9451964404 is a deficient number, since it is larger than the sum of its proper divisors (7319163284).

9451964404 is a wasteful number, since it uses less digits than its factorization.

9451964404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87075 (or 87073 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 9451964404 is about 97221.2137550237. The cubic root of 9451964404 is about 2114.3361040923.

The spelling of 9451964404 in words is "nine billion, four hundred fifty-one million, nine hundred sixty-four thousand, four hundred four".