20004152369 has 2 divisors, whose sum is σ = 20004152370. Its totient is φ = 20004152368.

The previous prime is 20004152359. The next prime is 20004152417. The reversal of 20004152369 is 96325140002.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14975640625 + 5028511744 = 122375^2 + 70912^2 .

It is a cyclic number.

It is not a de Polignac number, because 20004152369 - 2¹⁶ = 20004086833 is a prime.

It is a super-2 number, since 2×20004152369² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20004152359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10002076184 + 10002076185.

It is an arithmetic number, because the mean of its divisors is an integer number (10002076185).

Almost surely, 2^20004152369 is an apocalyptic number.

It is an amenable number.

20004152369 is a deficient number, since it is larger than the sum of its proper divisors (1).

20004152369 is an equidigital number, since it uses as much as digits as its factorization.

20004152369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 20004152369 in words is "twenty billion, four million, one hundred fifty-two thousand, three hundred sixty-nine".