9462638464 has 64 divisors (see below), whose sum is σ = 20049230160. Its totient is φ = 4433158144.

The previous prime is 9462638459. The next prime is 9462638483. The reversal of 9462638464 is 4648362649.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 484374 + ... + 503530.

Almost surely, 2^9462638464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9462638464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10024615080).

9462638464 is an abundant number, since it is smaller than the sum of its proper divisors (10586591696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9462638464 is a wasteful number, since it uses less digits than its factorization.

9462638464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19415 (or 19403 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 52.

The square root of 9462638464 is about 97276.0940005303. The cubic root of 9462638464 is about 2115.1317080280.

The spelling of 9462638464 in words is "nine billion, four hundred sixty-two million, six hundred thirty-eight thousand, four hundred sixty-four".