9890633468 has 24 divisors (see below), whose sum is σ = 17566315200. Its totient is φ = 4871962368.

The previous prime is 9890633461. The next prime is 9890633537. The reversal of 9890633468 is 8643360989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9890633461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110168 + ... + 178656.

It is an arithmetic number, because the mean of its divisors is an integer number (731929800).

Almost surely, 2^9890633468 is an apocalyptic number.

It is an amenable number.

9890633468 is a deficient number, since it is larger than the sum of its proper divisors (7675681732).

9890633468 is a wasteful number, since it uses less digits than its factorization.

9890633468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69029 (or 69027 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 56.

The square root of 9890633468 is about 99451.6639780351. The cubic root of 9890633468 is about 2146.5517805732.

The spelling of 9890633468 in words is "nine billion, eight hundred ninety million, six hundred thirty-three thousand, four hundred sixty-eight".