40115105552 has 40 divisors (see below), whose sum is σ = 82632550464. Its totient is φ = 18823485824.

The previous prime is 40115105543. The next prime is 40115105599. The reversal of 40115105552 is 25550151104.

40115105552 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1008878 + ... + 1047885.

Almost surely, 2^40115105552 is an apocalyptic number.

It is an amenable number.

40115105552 is an abundant number, since it is smaller than the sum of its proper divisors (42517444912).

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

40115105552 is a wasteful number, since it uses less digits than its factorization.

40115105552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2056847 (or 2056841 counting only the distinct ones).

The product of its (nonzero) digits is 5000, while the sum is 29.

Adding to 40115105552 its reverse (25550151104), we get a palindrome (65665256656).

The spelling of 40115105552 in words is "forty billion, one hundred fifteen million, one hundred five thousand, five hundred fifty-two".