9940151844605 has 8 divisors (see below), whose sum is σ = 11944772179200. Its totient is φ = 7941061498576.

The previous prime is 9940151844599. The next prime is 9940151844653. The reversal of 9940151844605 is 5064481510499.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9940151844605 - 2⁴ = 9940151844589 is a prime.

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, 1382493185 + ... + 1382500374.

It is an arithmetic number, because the mean of its divisors is an integer number (1493096522400).

Almost surely, 2^{9940151844605} is an apocalyptic number.

It is an amenable number.

9940151844605 is a deficient number, since it is larger than the sum of its proper divisors (2004620334595).

9940151844605 is a wasteful number, since it uses less digits than its factorization.

9940151844605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2764994283.

The product of its (nonzero) digits is 6220800, while the sum is 56.

The spelling of 9940151844605 in words is "nine trillion, nine hundred forty billion, one hundred fifty-one million, eight hundred forty-four thousand, six hundred five".