40421414332 has 24 divisors (see below), whose sum is σ = 76368830832. Its totient is φ = 18609504000.

The previous prime is 40421414281. The next prime is 40421414347. The reversal of 40421414332 is 23341412404.

It is a self number, because there is not a number n which added to its sum of digits gives 40421414332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 948394 + ... + 990097.

It is an arithmetic number, because the mean of its divisors is an integer number (3182034618).

Almost surely, 2^40421414332 is an apocalyptic number.

It is an amenable number.

40421414332 is a deficient number, since it is larger than the sum of its proper divisors (35947416500).

40421414332 is a wasteful number, since it uses less digits than its factorization.

40421414332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938909 (or 1938907 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 40421414332 its reverse (23341412404), we get a palindrome (63762826736).

The spelling of 40421414332 in words is "forty billion, four hundred twenty-one million, four hundred fourteen thousand, three hundred thirty-two".