42021056000086 has 4 divisors (see below), whose sum is σ = 63031584000132. Its totient is φ = 21010528000042.

The previous prime is 42021056000071. The next prime is 42021056000087. The reversal of 42021056000086 is 68000065012024.

42021056000086 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42021056000087) by changing a digit.

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 as a sum of consecutive naturals, namely, 10505264000020 + ... + 10505264000023.

It is an arithmetic number, because the mean of its divisors is an integer number (15757896000033).

Almost surely, 2^{42021056000086} is an apocalyptic number.

42021056000086 is a deficient number, since it is larger than the sum of its proper divisors (21010528000046).

42021056000086 is a wasteful number, since it uses less digits than its factorization.

42021056000086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21010528000045.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 42021056000086 in words is "forty-two trillion, twenty-one billion, fifty-six million, eighty-six", and thus it is an aban number and an uban number.