542125351885 has 16 divisors (see below), whose sum is σ = 715498995456. Its totient is φ = 391820874048.

The previous prime is 542125351847. The next prime is 542125351897. The reversal of 542125351885 is 588153521245.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542125351885 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 15 ways as a sum of consecutive naturals, for example, 88724499 + ... + 88730608.

It is an arithmetic number, because the mean of its divisors is an integer number (44718687216).

Almost surely, 2^542125351885 is an apocalyptic number.

It is an amenable number.

542125351885 is a deficient number, since it is larger than the sum of its proper divisors (173373643571).

542125351885 is a wasteful number, since it uses less digits than its factorization.

542125351885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177455172.

The product of its digits is 1920000, while the sum is 49.

The spelling of 542125351885 in words is "five hundred forty-two billion, one hundred twenty-five million, three hundred fifty-one thousand, eight hundred eighty-five".