40233435552 has 72 divisors (see below), whose sum is σ = 114786768096. Its totient is φ = 13367431296.

The previous prime is 40233435551. The next prime is 40233435601. The reversal of 40233435552 is 25553433204.

40233435552 is a `hidden beast` number, since 40 + 2 + 3 + 34 + 35 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (40233435551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 139108 + ... + 315939.

It is an arithmetic number, because the mean of its divisors is an integer number (1594260668).

Almost surely, 2^40233435552 is an apocalyptic number.

It is an amenable number.

40233435552 is an abundant number, since it is smaller than the sum of its proper divisors (74553332544).

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

40233435552 is a wasteful number, since it uses less digits than its factorization.

40233435552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455370 (or 455359 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 36.

Adding to 40233435552 its reverse (25553433204), we get a palindrome (65786868756).

The spelling of 40233435552 in words is "forty billion, two hundred thirty-three million, four hundred thirty-five thousand, five hundred fifty-two".