42004326544 has 60 divisors (see below), whose sum is σ = 82710917100. Its totient is φ = 20664883200.

The previous prime is 42004326503. The next prime is 42004326557. The reversal of 42004326544 is 44562340024.

It can be written as a sum of positive squares in 2 ways, for example, as 40264435600 + 1739890944 = 200660^2 + 41712^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40041732 + ... + 40042780.

It is an arithmetic number, because the mean of its divisors is an integer number (1378515285).

Almost surely, 2^42004326544 is an apocalyptic number.

It is an amenable number.

42004326544 is a deficient number, since it is larger than the sum of its proper divisors (40706590556).

42004326544 is a wasteful number, since it uses less digits than its factorization.

42004326544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1616 (or 1531 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 34.

Adding to 42004326544 its reverse (44562340024), we get a palindrome (86566666568).

The spelling of 42004326544 in words is "forty-two billion, four million, three hundred twenty-six thousand, five hundred forty-four".