42504133444 has 12 divisors (see below), whose sum is σ = 75077395344. Its totient is φ = 21053449064.

The previous prime is 42504133429. The next prime is 42504133447. The reversal of 42504133444 is 44433140524.

42504133444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×42504133444² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42504133447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49653934 + ... + 49654789.

It is an arithmetic number, because the mean of its divisors is an integer number (6256449612).

Almost surely, 2^42504133444 is an apocalyptic number.

It is an amenable number.

42504133444 is a deficient number, since it is larger than the sum of its proper divisors (32573261900).

42504133444 is a wasteful number, since it uses less digits than its factorization.

42504133444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99308834 (or 99308832 counting only the distinct ones).

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

Adding to 42504133444 its reverse (44433140524), we get a palindrome (86937273968).

The spelling of 42504133444 in words is "forty-two billion, five hundred four million, one hundred thirty-three thousand, four hundred forty-four".