9646937040 has 320 divisors, whose sum is σ = 33086382336. Its totient is φ = 2310537216.

The previous prime is 9646937021. The next prime is 9646937099. The reversal of 9646937040 is 407396469.

It is a super-3 number, since 3×9646937040³ (a number of 31 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 37536592 + ... + 37536848.

Almost surely, 2^9646937040 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 9646937040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16543191168).

9646937040 is an abundant number, since it is smaller than the sum of its proper divisors (23439445296).

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

9646937040 is a wasteful number, since it uses less digits than its factorization.

9646937040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566 (or 560 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 48.

The square root of 9646937040 is about 98218.8222287358. The cubic root of 9646937040 is about 2128.7752618853.

The spelling of 9646937040 in words is "nine billion, six hundred forty-six million, nine hundred thirty-seven thousand, forty".