9488552781 has 8 divisors (see below), whose sum is σ = 12655284544. Its totient is φ = 6323761440.

The previous prime is 9488552761. The next prime is 9488552803. The reversal of 9488552781 is 1872558849.

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

It is not a de Polignac number, because 9488552781 - 2¹⁹ = 9488028493 is a prime.

It is a super-2 number, since 2×9488552781² (a number of 21 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 (9488552761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 473656 + ... + 493281.

It is an arithmetic number, because the mean of its divisors is an integer number (1581910568).

Almost surely, 2^9488552781 is an apocalyptic number.

It is an amenable number.

9488552781 is a deficient number, since it is larger than the sum of its proper divisors (3166731763).

9488552781 is a wasteful number, since it uses less digits than its factorization.

9488552781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970211.

The product of its digits is 6451200, while the sum is 57.

The square root of 9488552781 is about 97409.2027531280. The cubic root of 9488552781 is about 2117.0607765317.

The spelling of 9488552781 in words is "nine billion, four hundred eighty-eight million, five hundred fifty-two thousand, seven hundred eighty-one".