40402234332 has 36 divisors (see below), whose sum is σ = 106568214480. Its totient is φ = 12881871552.

The previous prime is 40402234331. The next prime is 40402234343. The reversal of 40402234332 is 23343220404.

40402234332 is a `hidden beast` number, since 4 + 0 + 4 + 0 + 223 + 433 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 40402234296 and 40402234305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40402234331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24396657 + ... + 24398312.

It is an arithmetic number, because the mean of its divisors is an integer number (2960228180).

Almost surely, 2^40402234332 is an apocalyptic number.

It is an amenable number.

40402234332 is an abundant number, since it is smaller than the sum of its proper divisors (66165980148).

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

40402234332 is a wasteful number, since it uses less digits than its factorization.

40402234332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48795002 (or 48794997 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 40402234332 its reverse (23343220404), we get a palindrome (63745454736).

The spelling of 40402234332 in words is "forty billion, four hundred two million, two hundred thirty-four thousand, three hundred thirty-two".