40042401002 has 8 divisors (see below), whose sum is σ = 60738473700. Its totient is φ = 19796243104.

The previous prime is 40042400971. The next prime is 40042401019. The reversal of 40042401002 is 20010424004.

40042401002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 40008400441 + 34000561 = 200021^2 + 5831^2 .

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

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, 112478477 + ... + 112478832.

Almost surely, 2^40042401002 is an apocalyptic number.

40042401002 is a deficient number, since it is larger than the sum of its proper divisors (20696072698).

40042401002 is a wasteful number, since it uses less digits than its factorization.

40042401002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224957400.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 40042401002 its reverse (20010424004), we get a palindrome (60052825006).

The spelling of 40042401002 in words is "forty billion, forty-two million, four hundred one thousand, two".