20412040332 has 24 divisors (see below), whose sum is σ = 48408884272. Its totient is φ = 6692472000.

The previous prime is 20412040289. The next prime is 20412040367. The reversal of 20412040332 is 23304021402.

It is a junction number, because it is equal to n+sod(n) for n = 20412040299 and 20412040308.

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, 13941919 + ... + 13943382.

Almost surely, 2^20412040332 is an apocalyptic number.

It is an amenable number.

20412040332 is an abundant number, since it is smaller than the sum of its proper divisors (27996843940).

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

20412040332 is a wasteful number, since it uses less digits than its factorization.

20412040332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27885369 (or 27885367 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20412040332 its reverse (23304021402), we get a palindrome (43716061734).

The spelling of 20412040332 in words is "twenty billion, four hundred twelve million, forty thousand, three hundred thirty-two".