55531542553113 has 16 divisors (see below), whose sum is σ = 80775238219776. Its totient is φ = 33654611412240.

The previous prime is 55531542553111. The next prime is 55531542553121. The reversal of 55531542553113 is 31135524513555.

It is not a de Polignac number, because 55531542553113 - 2¹ = 55531542553111 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55531542553111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20424381 + ... + 22983002.

It is an arithmetic number, because the mean of its divisors is an integer number (5048452388736).

Almost surely, 2^{55531542553113} is an apocalyptic number.

It is an amenable number.

55531542553113 is a deficient number, since it is larger than the sum of its proper divisors (25243695666663).

55531542553113 is a wasteful number, since it uses less digits than its factorization.

55531542553113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43446164.

The product of its digits is 3375000, while the sum is 48.

The spelling of 55531542553113 in words is "fifty-five trillion, five hundred thirty-one billion, five hundred forty-two million, five hundred fifty-three thousand, one hundred thirteen".