9481723661473 has 4 divisors (see below), whose sum is σ = 10836255613120. Its totient is φ = 8127191709828.

The previous prime is 9481723661461. The next prime is 9481723661491. The reversal of 9481723661473 is 3741663271849.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9481723661473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9481723661413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 677265975813 + ... + 677265975826.

It is an arithmetic number, because the mean of its divisors is an integer number (2709063903280).

Almost surely, 2^{9481723661473} is an apocalyptic number.

It is an amenable number.

9481723661473 is a deficient number, since it is larger than the sum of its proper divisors (1354531951647).

9481723661473 is a wasteful number, since it uses less digits than its factorization.

9481723661473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354531951646.

The product of its digits is 36578304, while the sum is 61.

The spelling of 9481723661473 in words is "nine trillion, four hundred eighty-one billion, seven hundred twenty-three million, six hundred sixty-one thousand, four hundred seventy-three".