9941983942 has 32 divisors (see below), whose sum is σ = 16496939520. Its totient is φ = 4455840480.

The previous prime is 9941983927. The next prime is 9941983943. The reversal of 9941983942 is 2493891499.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9941983943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1433868 + ... + 1440784.

It is an arithmetic number, because the mean of its divisors is an integer number (515529360).

Almost surely, 2^9941983942 is an apocalyptic number.

9941983942 is a deficient number, since it is larger than the sum of its proper divisors (6554955578).

9941983942 is a wasteful number, since it uses less digits than its factorization.

9941983942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7836.

The product of its digits is 5038848, while the sum is 58.

The square root of 9941983942 is about 99709.4977522202. The cubic root of 9941983942 is about 2150.2602131060.

The spelling of 9941983942 in words is "nine billion, nine hundred forty-one million, nine hundred eighty-three thousand, nine hundred forty-two".