40012803164 has 6 divisors (see below), whose sum is σ = 70022405544. Its totient is φ = 20006401580.

The previous prime is 40012803163. The next prime is 40012803179. The reversal of 40012803164 is 46130821004.

40012803164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40012803161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5001600392 + ... + 5001600399.

It is an arithmetic number, because the mean of its divisors is an integer number (11670400924).

Almost surely, 2^40012803164 is an apocalyptic number.

It is an amenable number.

40012803164 is a deficient number, since it is larger than the sum of its proper divisors (30009602380).

40012803164 is a wasteful number, since it uses less digits than its factorization.

40012803164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10003200795 (or 10003200793 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 40012803164 in words is "forty billion, twelve million, eight hundred three thousand, one hundred sixty-four".