9540007945943 has 8 divisors (see below), whose sum is σ = 9551250948096. Its totient is φ = 9528771533400.

The previous prime is 9540007945921. The next prime is 9540007945961. The reversal of 9540007945943 is 3495497000459.

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 9540007945943 - 2¹⁶ = 9540007880407 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 (9540007945913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1252778 + ... + 4544168.

It is an arithmetic number, because the mean of its divisors is an integer number (1193906368512).

Almost surely, 2^{9540007945943} is an apocalyptic number.

9540007945943 is a deficient number, since it is larger than the sum of its proper divisors (11243002153).

9540007945943 is a wasteful number, since it uses less digits than its factorization.

9540007945943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3294805.

The product of its (nonzero) digits is 24494400, while the sum is 59.

The spelling of 9540007945943 in words is "nine trillion, five hundred forty billion, seven million, nine hundred forty-five thousand, nine hundred forty-three".