20042411432 has 8 divisors (see below), whose sum is σ = 37579521450. Its totient is φ = 10021205712.

The previous prime is 20042411419. The next prime is 20042411461. The reversal of 20042411432 is 23411424002.

It can be written as a sum of positive squares in only one way, i.e., 17243366596 + 2799044836 = 131314^2 + 52906^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 20042411398 and 20042411407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1252650707 + ... + 1252650722.

Almost surely, 2^20042411432 is an apocalyptic number.

It is an amenable number.

20042411432 is a deficient number, since it is larger than the sum of its proper divisors (17537110018).

20042411432 is a wasteful number, since it uses less digits than its factorization.

20042411432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2505301435 (or 2505301431 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 20042411432 its reverse (23411424002), we get a palindrome (43453835434).

The spelling of 20042411432 in words is "twenty billion, forty-two million, four hundred eleven thousand, four hundred thirty-two".