40211220404 has 12 divisors (see below), whose sum is σ = 70992376644. Its totient is φ = 19927684224.

The previous prime is 40211220391. The next prime is 40211220457. The reversal of 40211220404 is 40402211204.

40211220404 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 15341299600 + 24869920804 = 123860^2 + 157702^2 .

It is a congruent number.

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, 44480987 + ... + 44481890.

It is an arithmetic number, because the mean of its divisors is an integer number (5916031387).

Almost surely, 2^40211220404 is an apocalyptic number.

It is an amenable number.

40211220404 is a deficient number, since it is larger than the sum of its proper divisors (30781156240).

40211220404 is a wasteful number, since it uses less digits than its factorization.

40211220404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88962994 (or 88962992 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 40211220404 its reverse (40402211204), we get a palindrome (80613431608).

The spelling of 40211220404 in words is "forty billion, two hundred eleven million, two hundred twenty thousand, four hundred four".