9418378364 has 24 divisors (see below), whose sum is σ = 16677612000. Its totient is φ = 4653411840.

The previous prime is 9418378331. The next prime is 9418378393. The reversal of 9418378364 is 4638738149.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 644612 + ... + 659060.

It is an arithmetic number, because the mean of its divisors is an integer number (694900500).

Almost surely, 2^9418378364 is an apocalyptic number.

It is an amenable number.

9418378364 is a deficient number, since it is larger than the sum of its proper divisors (7259233636).

9418378364 is a wasteful number, since it uses less digits than its factorization.

9418378364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16373 (or 16371 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 53.

The square root of 9418378364 is about 97048.3300423042. The cubic root of 9418378364 is about 2111.8288138794.

The spelling of 9418378364 in words is "nine billion, four hundred eighteen million, three hundred seventy-eight thousand, three hundred sixty-four".