43214396940 has 384 divisors, whose sum is σ = 160944537600. Its totient is φ = 9486996480.

The previous prime is 43214396923. The next prime is 43214396941. The reversal of 43214396940 is 4969341234.

43214396940 is a `hidden beast` number, since 4 + 3 + 214 + 396 + 9 + 40 = 666.

43214396940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (43214396941) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 4087381 + ... + 4097939.

It is an arithmetic number, because the mean of its divisors is an integer number (419126400).

Almost surely, 2^43214396940 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43214396940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80472268800).

43214396940 is an abundant number, since it is smaller than the sum of its proper divisors (117730140660).

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

43214396940 is a wasteful number, since it uses less digits than its factorization.

43214396940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10654 (or 10646 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The spelling of 43214396940 in words is "forty-three billion, two hundred fourteen million, three hundred ninety-six thousand, nine hundred forty".