9942799503 has 64 divisors (see below), whose sum is σ = 18185610240. Its totient is φ = 4676216832.

The previous prime is 9942799501. The next prime is 9942799543. The reversal of 9942799503 is 3059972499.

It is not a de Polignac number, because 9942799503 - 2¹ = 9942799501 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9942799501) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31801 + ... + 144557.

It is an arithmetic number, because the mean of its divisors is an integer number (284150160).

Almost surely, 2^9942799503 is an apocalyptic number.

9942799503 is a deficient number, since it is larger than the sum of its proper divisors (8242810737).

9942799503 is a wasteful number, since it uses less digits than its factorization.

9942799503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112816.

The product of its (nonzero) digits is 5511240, while the sum is 57.

The square root of 9942799503 is about 99713.5873539810. The cubic root of 9942799503 is about 2150.3190082261.

The spelling of 9942799503 in words is "nine billion, nine hundred forty-two million, seven hundred ninety-nine thousand, five hundred three".