20624033002 has 4 divisors (see below), whose sum is σ = 30936049506. Its totient is φ = 10312016500.

The previous prime is 20624032991. The next prime is 20624033039. The reversal of 20624033002 is 20033042602.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14747430721 + 5876602281 = 121439^2 + 76659^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5156008249 + ... + 5156008252.

Almost surely, 2^20624033002 is an apocalyptic number.

20624033002 is a deficient number, since it is larger than the sum of its proper divisors (10312016504).

20624033002 is a wasteful number, since it uses less digits than its factorization.

20624033002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10312016503.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20624033002 its reverse (20033042602), we get a palindrome (40657075604).

The spelling of 20624033002 in words is "twenty billion, six hundred twenty-four million, thirty-three thousand, two".