40304404111420 has 24 divisors (see below), whose sum is σ = 86703620553648. Its totient is φ = 15728547945600.

The previous prime is 40304404111397. The next prime is 40304404111493. The reversal of 40304404111420 is 2411140440304.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24575855346 + ... + 24575856985.

It is an arithmetic number, because the mean of its divisors is an integer number (3612650856402).

Almost surely, 2^{40304404111420} is an apocalyptic number.

It is an amenable number.

40304404111420 is an abundant number, since it is smaller than the sum of its proper divisors (46399216442228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40304404111420 is a wasteful number, since it uses less digits than its factorization.

40304404111420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49151712381 (or 49151712379 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 40304404111420 its reverse (2411140440304), we get a palindrome (42715544551724).

The spelling of 40304404111420 in words is "forty trillion, three hundred four billion, four hundred four million, one hundred eleven thousand, four hundred twenty".