42044243254102 has 4 divisors (see below), whose sum is σ = 63066364881156. Its totient is φ = 21022121627050.

The previous prime is 42044243254099. The next prime is 42044243254127. The reversal of 42044243254102 is 20145234244024.

42044243254102 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 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 as a sum of consecutive naturals, namely, 10511060813524 + ... + 10511060813527.

It is an arithmetic number, because the mean of its divisors is an integer number (15766591220289).

Almost surely, 2^{42044243254102} is an apocalyptic number.

42044243254102 is a deficient number, since it is larger than the sum of its proper divisors (21022121627054).

42044243254102 is a wasteful number, since it uses less digits than its factorization.

42044243254102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21022121627053.

The product of its (nonzero) digits is 245760, while the sum is 37.

Adding to 42044243254102 its reverse (20145234244024), we get a palindrome (62189477498126).

The spelling of 42044243254102 in words is "forty-two trillion, forty-four billion, two hundred forty-three million, two hundred fifty-four thousand, one hundred two".