542606445654 has 32 divisors (see below), whose sum is σ = 1335646636800. Its totient is φ = 143104996512.

The previous prime is 542606445649. The next prime is 542606445691. The reversal of 542606445654 is 456544606245.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 542606445597 and 542606445606.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 496891804 + ... + 496892895.

It is an arithmetic number, because the mean of its divisors is an integer number (41738957400).

Almost surely, 2^542606445654 is an apocalyptic number.

542606445654 is an abundant number, since it is smaller than the sum of its proper divisors (793040191146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542606445654 is a wasteful number, since it uses less digits than its factorization.

542606445654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 993784724.

The product of its (nonzero) digits is 13824000, while the sum is 51.

The spelling of 542606445654 in words is "five hundred forty-two billion, six hundred six million, four hundred forty-five thousand, six hundred fifty-four".