542534331525 has 24 divisors (see below), whose sum is σ = 897491708640. Its totient is φ = 289189832640.

The previous prime is 542534331509. The next prime is 542534331527. The reversal of 542534331525 is 525133435245.

It is not a de Polignac number, because 542534331525 - 2⁴ = 542534331509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542534331527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1887567 + ... + 2155916.

It is an arithmetic number, because the mean of its divisors is an integer number (37395487860).

Almost surely, 2^542534331525 is an apocalyptic number.

It is an amenable number.

542534331525 is a deficient number, since it is larger than the sum of its proper divisors (354957377115).

542534331525 is a wasteful number, since it uses less digits than its factorization.

542534331525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4045285 (or 4045280 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 42.

The spelling of 542534331525 in words is "five hundred forty-two billion, five hundred thirty-four million, three hundred thirty-one thousand, five hundred twenty-five".