9940931842 has 8 divisors (see below), whose sum is σ = 14913674496. Its totient is φ = 4969707012.

The previous prime is 9940931813. The next prime is 9940931863. The reversal of 9940931842 is 2481390499.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362938 + ... + 389365.

It is an arithmetic number, because the mean of its divisors is an integer number (1864209312).

Almost surely, 2^9940931842 is an apocalyptic number.

9940931842 is a deficient number, since it is larger than the sum of its proper divisors (4972742654).

9940931842 is a wasteful number, since it uses less digits than its factorization.

9940931842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 758912.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 9940931842 is about 99704.2217862413. The cubic root of 9940931842 is about 2150.1843607547.

The spelling of 9940931842 in words is "nine billion, nine hundred forty million, nine hundred thirty-one thousand, eight hundred forty-two".