40420442204 has 12 divisors (see below), whose sum is σ = 72461036928. Its totient is φ = 19717288800.

The previous prime is 40420442191. The next prime is 40420442221. The reversal of 40420442204 is 40224402404.

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, 123232892 + ... + 123233219.

It is an arithmetic number, because the mean of its divisors is an integer number (6038419744).

Almost surely, 2^40420442204 is an apocalyptic number.

It is an amenable number.

40420442204 is a deficient number, since it is larger than the sum of its proper divisors (32040594724).

40420442204 is a wasteful number, since it uses less digits than its factorization.

40420442204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246466156 (or 246466154 counting only the distinct ones).

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

Adding to 40420442204 its reverse (40224402404), we get a palindrome (80644844608).

The spelling of 40420442204 in words is "forty billion, four hundred twenty million, four hundred forty-two thousand, two hundred four".