542630235505 has 16 divisors (see below), whose sum is σ = 679493193984. Its totient is φ = 415214345920.

The previous prime is 542630235493. The next prime is 542630235509. The reversal of 542630235505 is 505532036245.

It is not a de Polignac number, because 542630235505 - 2³⁷ = 405191282033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542630235509) 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, 3622812 + ... + 3769618.

It is an arithmetic number, because the mean of its divisors is an integer number (42468324624).

Almost surely, 2^542630235505 is an apocalyptic number.

It is an amenable number.

542630235505 is a deficient number, since it is larger than the sum of its proper divisors (136862958479).

542630235505 is a wasteful number, since it uses less digits than its factorization.

542630235505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178976.

The product of its (nonzero) digits is 540000, while the sum is 40.

The spelling of 542630235505 in words is "five hundred forty-two billion, six hundred thirty million, two hundred thirty-five thousand, five hundred five".