42444121404134 has 64 divisors (see below), whose sum is σ = 66871167667200. Its totient is φ = 20177580853248.

The previous prime is 42444121404131. The next prime is 42444121404137. The reversal of 42444121404134 is 43140412144424.

It is an interprime number because it is at equal distance from previous prime (42444121404131) and next prime (42444121404137).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42444121404131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6083430854 + ... + 6083437830.

It is an arithmetic number, because the mean of its divisors is an integer number (1044861994800).

Almost surely, 2^{42444121404134} is an apocalyptic number.

42444121404134 is a deficient number, since it is larger than the sum of its proper divisors (24427046263066).

42444121404134 is a wasteful number, since it uses less digits than its factorization.

42444121404134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10397.

The product of its (nonzero) digits is 196608, while the sum is 38.

Adding to 42444121404134 its reverse (43140412144424), we get a palindrome (85584533548558).

The spelling of 42444121404134 in words is "forty-two trillion, four hundred forty-four billion, one hundred twenty-one million, four hundred four thousand, one hundred thirty-four".