542101442645 has 32 divisors (see below), whose sum is σ = 747531750912. Its totient is φ = 369688707072.

The previous prime is 542101442573. The next prime is 542101442657. The reversal of 542101442645 is 546244101245.

It is a cyclic number.

It is not a de Polignac number, because 542101442645 - 2¹⁶ = 542101377109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 542101442599 and 542101442608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26624789 + ... + 26645141.

It is an arithmetic number, because the mean of its divisors is an integer number (23360367216).

Almost surely, 2^542101442645 is an apocalyptic number.

It is an amenable number.

542101442645 is a deficient number, since it is larger than the sum of its proper divisors (205430308267).

542101442645 is a wasteful number, since it uses less digits than its factorization.

542101442645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24501.

The product of its (nonzero) digits is 153600, while the sum is 38.

The spelling of 542101442645 in words is "five hundred forty-two billion, one hundred one million, four hundred forty-two thousand, six hundred forty-five".