11726631454128 has 40 divisors (see below), whose sum is σ = 30308655360000. Its totient is φ = 3906960062784.

The previous prime is 11726631454117. The next prime is 11726631454141. The reversal of 11726631454128 is 82145413662711.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59810128 + ... + 60005871.

It is an arithmetic number, because the mean of its divisors is an integer number (757716384000).

Almost surely, 2^{11726631454128} is an apocalyptic number.

It is an amenable number.

11726631454128 is an abundant number, since it is smaller than the sum of its proper divisors (18582023905872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11726631454128 is a wasteful number, since it uses less digits than its factorization.

11726631454128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119818049 (or 119818043 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 51.

The spelling of 11726631454128 in words is "eleven trillion, seven hundred twenty-six billion, six hundred thirty-one million, four hundred fifty-four thousand, one hundred twenty-eight".