40305335052 has 12 divisors (see below), whose sum is σ = 94045781816. Its totient is φ = 13435111680.

The previous prime is 40305335051. The next prime is 40305335093. The reversal of 40305335052 is 25053350304.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (40305335051) 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, 1679388949 + ... + 1679388972.

Almost surely, 2^40305335052 is an apocalyptic number.

It is an amenable number.

40305335052 is an abundant number, since it is smaller than the sum of its proper divisors (53740446764).

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

40305335052 is a wasteful number, since it uses less digits than its factorization.

40305335052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3358777928 (or 3358777926 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 30.

Adding to 40305335052 its reverse (25053350304), we get a palindrome (65358685356).

The spelling of 40305335052 in words is "forty billion, three hundred five million, three hundred thirty-five thousand, fifty-two".