40053421156 has 12 divisors (see below), whose sum is σ = 80106842368. Its totient is φ = 17165751912.

The previous prime is 40053421117. The next prime is 40053421159. The reversal of 40053421156 is 65112435004.

It is a happy number.

40053421156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

40053421156 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (40053421159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 715239636 + ... + 715239691.

Almost surely, 2^40053421156 is an apocalyptic number.

It is an amenable number.

40053421156 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40053421156 is a wasteful number, since it uses less digits than its factorization.

40053421156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430479338 (or 1430479336 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 40053421156 in words is "forty billion, fifty-three million, four hundred twenty-one thousand, one hundred fifty-six".