11725673331 has 8 divisors (see below), whose sum is σ = 15654459600. Its totient is φ = 7807001312.

The previous prime is 11725673273. The next prime is 11725673363. The reversal of 11725673331 is 13337652711.

It is a happy number.

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 11725673331 - 2¹⁰ = 11725672307 is a prime.

It is a super-2 number, since 2×11725673331² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11725673331.

It is not an unprimeable number, because it can be changed into a prime (11725673131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2525856 + ... + 2530493.

It is an arithmetic number, because the mean of its divisors is an integer number (1956807450).

Almost surely, 2^11725673331 is an apocalyptic number.

11725673331 is a deficient number, since it is larger than the sum of its proper divisors (3928786269).

11725673331 is an equidigital number, since it uses as much as digits as its factorization.

11725673331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5057125.

The product of its digits is 79380, while the sum is 39.

Adding to 11725673331 its product of digits (79380), we get a palindrome (11725752711).

The spelling of 11725673331 in words is "eleven billion, seven hundred twenty-five million, six hundred seventy-three thousand, three hundred thirty-one".