42642046006242 has 32 divisors (see below), whose sum is σ = 90302195198592. Its totient is φ = 13377690580224.

The previous prime is 42642046006223. The next prime is 42642046006277. The reversal of 42642046006242 is 24260064024624.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 42642046006194 and 42642046006203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3496188 + ... + 9874584.

It is an arithmetic number, because the mean of its divisors is an integer number (2821943599956).

Almost surely, 2^{42642046006242} is an apocalyptic number.

42642046006242 is an abundant number, since it is smaller than the sum of its proper divisors (47660149192350).

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

42642046006242 is a wasteful number, since it uses less digits than its factorization.

42642046006242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6443962.

The product of its (nonzero) digits is 884736, while the sum is 42.

The spelling of 42642046006242 in words is "forty-two trillion, six hundred forty-two billion, forty-six million, six thousand, two hundred forty-two".