55381135314132 has 36 divisors (see below), whose sum is σ = 140654668592256. Its totient is φ = 18372888490320.

The previous prime is 55381135314059. The next prime is 55381135314149. The reversal of 55381135314132 is 23141353118355.

55381135314132 is a `hidden beast` number, since 5 + 5 + 3 + 81 + 1 + 3 + 531 + 4 + 1 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3645406788 + ... + 3645421979.

Almost surely, 2^{55381135314132} is an apocalyptic number.

It is an amenable number.

55381135314132 is an abundant number, since it is smaller than the sum of its proper divisors (85273533278124).

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

55381135314132 is a wasteful number, since it uses less digits than its factorization.

55381135314132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7290828988 (or 7290828983 counting only the distinct ones).

The product of its digits is 648000, while the sum is 45.

The spelling of 55381135314132 in words is "fifty-five trillion, three hundred eighty-one billion, one hundred thirty-five million, three hundred fourteen thousand, one hundred thirty-two".