9940006187280 has 240 divisors, whose sum is σ = 37109357515776. Its totient is φ = 2367842595840.

The previous prime is 9940006187231. The next prime is 9940006187303. The reversal of 9940006187280 is 827816000499.

9940006187280 is a `hidden beast` number, since 99 + 400 + 0 + 6 + 1 + 8 + 72 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16838332 + ... + 17418651.

Almost surely, 2^{9940006187280} is an apocalyptic number.

9940006187280 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9940006187280 is an abundant number, since it is smaller than the sum of its proper divisors (27169351328496).

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

9940006187280 is a wasteful number, since it uses less digits than its factorization.

9940006187280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34257046 (or 34257037 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 54.

The spelling of 9940006187280 in words is "nine trillion, nine hundred forty billion, six million, one hundred eighty-seven thousand, two hundred eighty".