9442781048503 has 48 divisors (see below), whose sum is σ = 11404029284352. Its totient is φ = 7738208280000.

The previous prime is 9442781048479. The next prime is 9442781048599. The reversal of 9442781048503 is 3058401872449.

9442781048503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9442781048503 - 2⁵ = 9442781048471 is a prime.

It is a super-2 number, since 2×9442781048503² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9442781048303) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17173953 + ... + 17715253.

It is an arithmetic number, because the mean of its divisors is an integer number (237583943424).

Almost surely, 2^{9442781048503} is an apocalyptic number.

9442781048503 is a deficient number, since it is larger than the sum of its proper divisors (1961248235849).

9442781048503 is a wasteful number, since it uses less digits than its factorization.

9442781048503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541564 (or 541545 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 55.

The spelling of 9442781048503 in words is "nine trillion, four hundred forty-two billion, seven hundred eighty-one million, forty-eight thousand, five hundred three".