54255343455531 has 12 divisors (see below), whose sum is σ = 80280264300600. Its totient is φ = 35288028263520.

The previous prime is 54255343455529. The next prime is 54255343455539. The reversal of 54255343455531 is 13555434355245.

It is a happy number.

54255343455531 is a `hidden beast` number, since 5 + 4 + 2 + 5 + 5 + 3 + 43 + 45 + 553 + 1 = 666.

54255343455531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54255343455531 - 2¹ = 54255343455529 is a prime.

It is a super-2 number, since 2×54255343455531² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (54255343455539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73516725181 + ... + 73516725918.

It is an arithmetic number, because the mean of its divisors is an integer number (6690022025050).

Almost surely, 2^{54255343455531} is an apocalyptic number.

54255343455531 is a deficient number, since it is larger than the sum of its proper divisors (26024920845069).

54255343455531 is a wasteful number, since it uses less digits than its factorization.

54255343455531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147033451146 (or 147033451143 counting only the distinct ones).

The product of its digits is 54000000, while the sum is 54.

The spelling of 54255343455531 in words is "fifty-four trillion, two hundred fifty-five billion, three hundred forty-three million, four hundred fifty-five thousand, five hundred thirty-one".