40004223211402 has 4 divisors (see below), whose sum is σ = 60006334817106. Its totient is φ = 20002111605700.

The previous prime is 40004223211397. The next prime is 40004223211409. The reversal of 40004223211402 is 20411232240004.

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., 27354897896481 + 12649325314921 = 5230191^2 + 3556589^2 .

It is not an unprimeable number, because it can be changed into a prime (40004223211409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001055802849 + ... + 10001055802852.

Almost surely, 2^{40004223211402} is an apocalyptic number.

40004223211402 is a deficient number, since it is larger than the sum of its proper divisors (20002111605704).

40004223211402 is a wasteful number, since it uses less digits than its factorization.

40004223211402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20002111605703.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 40004223211402 its reverse (20411232240004), we get a palindrome (60415455451406).

The spelling of 40004223211402 in words is "forty trillion, four billion, two hundred twenty-three million, two hundred eleven thousand, four hundred two".