40840048048 has 20 divisors (see below), whose sum is σ = 79134928840. Its totient is φ = 20418130944.

The previous prime is 40840048027. The next prime is 40840048057. The reversal of 40840048048 is 84084004804.

It is a super-2 number, since 2×40840048048² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40840048048.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68611 + ... + 293917.

It is an arithmetic number, because the mean of its divisors is an integer number (3956746442).

Almost surely, 2^40840048048 is an apocalyptic number.

It is an amenable number.

40840048048 is a deficient number, since it is larger than the sum of its proper divisors (38294880792).

40840048048 is a wasteful number, since it uses less digits than its factorization.

40840048048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236644 (or 236638 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 40.

The spelling of 40840048048 in words is "forty billion, eight hundred forty million, forty-eight thousand, forty-eight".