40424000002 has 4 divisors (see below), whose sum is σ = 60636000006. Its totient is φ = 20212000000.

The previous prime is 40423999951. The next prime is 40424000009. The reversal of 40424000002 is 20000042404.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35638265961 + 4785734041 = 188781^2 + 69179^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40424000002.

It is not an unprimeable number, because it can be changed into a prime (40424000009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10105999999 + ... + 10106000002.

Almost surely, 2^40424000002 is an apocalyptic number.

40424000002 is a deficient number, since it is larger than the sum of its proper divisors (20212000004).

40424000002 is a wasteful number, since it uses less digits than its factorization.

40424000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20212000003.

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 40424000002 its reverse (20000042404), we get a palindrome (60424042406).

The spelling of 40424000002 in words is "forty billion, four hundred twenty-four million, two", and thus it is an aban number.