40214221432 has 32 divisors (see below), whose sum is σ = 94007272320. Its totient is φ = 15667878240.

The previous prime is 40214221427. The next prime is 40214221433. The reversal of 40214221432 is 23412241204.

40214221432 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40214221397 and 40214221406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40214221433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32640798 + ... + 32642029.

It is an arithmetic number, because the mean of its divisors is an integer number (2937727260).

Almost surely, 2^40214221432 is an apocalyptic number.

It is an amenable number.

40214221432 is an abundant number, since it is smaller than the sum of its proper divisors (53793050888).

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

40214221432 is a wasteful number, since it uses less digits than its factorization.

40214221432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65282851 (or 65282847 counting only the distinct ones).

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

Adding to 40214221432 its reverse (23412241204), we get a palindrome (63626462636).

The spelling of 40214221432 in words is "forty billion, two hundred fourteen million, two hundred twenty-one thousand, four hundred thirty-two".