542531125352525 has 12 divisors (see below), whose sum is σ = 688383679053312. Its totient is φ = 423931297949040.

The previous prime is 542531125352519. The next prime is 542531125352603. The reversal of 542531125352525 is 525253521135245.

It is not a de Polignac number, because 542531125352525 - 2⁴ = 542531125352509 is a prime.

It is a Duffinian number.

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, 252340057229 + ... + 252340059378.

It is an arithmetic number, because the mean of its divisors is an integer number (57365306587776).

Almost surely, 2^{542531125352525} is an apocalyptic number.

It is an amenable number.

542531125352525 is a deficient number, since it is larger than the sum of its proper divisors (145852553700787).

542531125352525 is a wasteful number, since it uses less digits than its factorization.

542531125352525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504680116660 (or 504680116655 counting only the distinct ones).

The product of its digits is 9000000, while the sum is 50.

The spelling of 542531125352525 in words is "five hundred forty-two trillion, five hundred thirty-one billion, one hundred twenty-five million, three hundred fifty-two thousand, five hundred twenty-five".