9942799493 has 8 divisors (see below), whose sum is σ = 11024505696. Its totient is φ = 8890729200.

The previous prime is 9942799463. The next prime is 9942799499. The reversal of 9942799493 is 3949972499.

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 9942799493 - 2²² = 9938605189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9942799499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7408271 + ... + 7409612.

It is an arithmetic number, because the mean of its divisors is an integer number (1378063212).

Almost surely, 2^9942799493 is an apocalyptic number.

It is an amenable number.

9942799493 is a deficient number, since it is larger than the sum of its proper divisors (1081706203).

9942799493 is a wasteful number, since it uses less digits than its factorization.

9942799493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14817955.

The product of its digits is 39680928, while the sum is 65.

The square root of 9942799493 is about 99713.5873038374. The cubic root of 9942799493 is about 2150.3190075052.

The spelling of 9942799493 in words is "nine billion, nine hundred forty-two million, seven hundred ninety-nine thousand, four hundred ninety-three".