40002132012 has 12 divisors (see below), whose sum is σ = 93338308056. Its totient is φ = 13334044000.

The previous prime is 40002131999. The next prime is 40002132031. The reversal of 40002132012 is 21023120004.

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

It is a junction number, because it is equal to n+sod(n) for n = 40002131982 and 40002132000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1666755489 + ... + 1666755512.

It is an arithmetic number, because the mean of its divisors is an integer number (7778192338).

Almost surely, 2^40002132012 is an apocalyptic number.

It is an amenable number.

40002132012 is an abundant number, since it is smaller than the sum of its proper divisors (53336176044).

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

40002132012 is a wasteful number, since it uses less digits than its factorization.

40002132012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333511008 (or 3333511006 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 40002132012 its reverse (21023120004), we get a palindrome (61025252016).

The spelling of 40002132012 in words is "forty billion, two million, one hundred thirty-two thousand, twelve".