20620240324 has 24 divisors (see below), whose sum is σ = 38019945600. Its totient is φ = 9766103424.

The previous prime is 20620240307. The next prime is 20620240349. The reversal of 20620240324 is 42304202602.

It is a super-2 number, since 2×20620240324² (a number of 21 digits) contains 22 as substring.

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, 1078549 + ... + 1097500.

It is an arithmetic number, because the mean of its divisors is an integer number (1584164400).

Almost surely, 2^20620240324 is an apocalyptic number.

It is an amenable number.

20620240324 is a deficient number, since it is larger than the sum of its proper divisors (17399705276).

20620240324 is a wasteful number, since it uses less digits than its factorization.

20620240324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176179 (or 2176177 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 20620240324 its reverse (42304202602), we get a palindrome (62924442926).

The spelling of 20620240324 in words is "twenty billion, six hundred twenty million, two hundred forty thousand, three hundred twenty-four".