20240442602 has 16 divisors (see below), whose sum is σ = 30515027400. Its totient is φ = 10068860928.

The previous prime is 20240442577. The next prime is 20240442689. The reversal of 20240442602 is 20624404202.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 17400511921 + 2839930681 = 131911^2 + 53291^2 .

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, 417524 + ... + 463472.

Almost surely, 2^20240442602 is an apocalyptic number.

20240442602 is a deficient number, since it is larger than the sum of its proper divisors (10274584798).

20240442602 is a wasteful number, since it uses less digits than its factorization.

20240442602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47065.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 20240442602 its reverse (20624404202), we get a palindrome (40864846804).

The spelling of 20240442602 in words is "twenty billion, two hundred forty million, four hundred forty-two thousand, six hundred two".