424635242161 has 12 divisors (see below), whose sum is σ = 459927045552. Its totient is φ = 391873028976.

The previous prime is 424635242117. The next prime is 424635242201. The reversal of 424635242161 is 161242536424.

It is not a de Polignac number, because 424635242161 - 2⁹ = 424635241649 is a prime.

It is a super-2 number, since 2×424635242161² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (424635212161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 368590 + ... + 992536.

It is an arithmetic number, because the mean of its divisors is an integer number (38327253796).

Almost surely, 2^424635242161 is an apocalyptic number.

It is an amenable number.

424635242161 is a deficient number, since it is larger than the sum of its proper divisors (35291803391).

424635242161 is a wasteful number, since it uses less digits than its factorization.

424635242161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628000 (or 627987 counting only the distinct ones).

The product of its digits is 276480, while the sum is 40.

Adding to 424635242161 its reverse (161242536424), we get a palindrome (585877778585).

The spelling of 424635242161 in words is "four hundred twenty-four billion, six hundred thirty-five million, two hundred forty-two thousand, one hundred sixty-one".