40332144242 has 16 divisors (see below), whose sum is σ = 65227807680. Its totient is φ = 18593155152.

The previous prime is 40332144221. The next prime is 40332144257. The reversal of 40332144242 is 24244123304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 880598 + ... + 925265.

It is an arithmetic number, because the mean of its divisors is an integer number (4076737980).

Almost surely, 2^40332144242 is an apocalyptic number.

40332144242 is a deficient number, since it is larger than the sum of its proper divisors (24895663438).

40332144242 is a wasteful number, since it uses less digits than its factorization.

40332144242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1806737.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 40332144242 its reverse (24244123304), we get a palindrome (64576267546).

The spelling of 40332144242 in words is "forty billion, three hundred thirty-two million, one hundred forty-four thousand, two hundred forty-two".