40444341142 has 8 divisors (see below), whose sum is σ = 60873565536. Its totient is φ = 20153152632.

The previous prime is 40444341073. The next prime is 40444341151. The reversal of 40444341142 is 24114344404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34508238 + ... + 34509409.

It is an arithmetic number, because the mean of its divisors is an integer number (7609195692).

Almost surely, 2^40444341142 is an apocalyptic number.

40444341142 is a deficient number, since it is larger than the sum of its proper divisors (20429224394).

40444341142 is a wasteful number, since it uses less digits than its factorization.

40444341142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69017942.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 40444341142 its reverse (24114344404), we get a palindrome (64558685546).

The spelling of 40444341142 in words is "forty billion, four hundred forty-four million, three hundred forty-one thousand, one hundred forty-two".