44040240442 has 32 divisors (see below), whose sum is σ = 73014048000. Its totient is φ = 19755153600.

The previous prime is 44040240421. The next prime is 44040240479. The reversal of 44040240442 is 24404204044.

It is a self number, because there is not a number n which added to its sum of digits gives 44040240442.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4425192 + ... + 4435132.

It is an arithmetic number, because the mean of its divisors is an integer number (2281689000).

Almost surely, 2^44040240442 is an apocalyptic number.

44040240442 is a deficient number, since it is larger than the sum of its proper divisors (28973807558).

44040240442 is a wasteful number, since it uses less digits than its factorization.

44040240442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12582.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 44040240442 its reverse (24404204044), we get a palindrome (68444444486).

It can be divided in two parts, 44040 and 240442, that added together give a palindrome (284482).

The spelling of 44040240442 in words is "forty-four billion, forty million, two hundred forty thousand, four hundred forty-two".