40204400002442 has 32 divisors (see below), whose sum is σ = 68837010181632. Its totient is φ = 17446294220544.

The previous prime is 40204400002439. The next prime is 40204400002457. The reversal of 40204400002442 is 24420000440204.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46604738 + ... + 47459565.

It is an arithmetic number, because the mean of its divisors is an integer number (2151156568176).

Almost surely, 2^{40204400002442} is an apocalyptic number.

40204400002442 is a deficient number, since it is larger than the sum of its proper divisors (28632610179190).

40204400002442 is a wasteful number, since it uses less digits than its factorization.

40204400002442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94065302.

The product of its (nonzero) digits is 8192, while the sum is 26.

Adding to 40204400002442 its reverse (24420000440204), we get a palindrome (64624400442646).

The spelling of 40204400002442 in words is "forty trillion, two hundred four billion, four hundred million, two thousand, four hundred forty-two".