42144235526 has 16 divisors (see below), whose sum is σ = 67080182400. Its totient is φ = 19789553280.

The previous prime is 42144235501. The next prime is 42144235537. The reversal of 42144235526 is 62553244124.

It is a super-2 number, since 2×42144235526² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42144235526.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1328726 + ... + 1360073.

It is an arithmetic number, because the mean of its divisors is an integer number (4192511400).

Almost surely, 2^42144235526 is an apocalyptic number.

42144235526 is a deficient number, since it is larger than the sum of its proper divisors (24935946874).

42144235526 is a wasteful number, since it uses less digits than its factorization.

42144235526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2689279.

The product of its digits is 230400, while the sum is 38.

The spelling of 42144235526 in words is "forty-two billion, one hundred forty-four million, two hundred thirty-five thousand, five hundred twenty-six".