424143220051 has 16 divisors (see below), whose sum is σ = 427755588480. Its totient is φ = 420548325120.

The previous prime is 424143220003. The next prime is 424143220069. The reversal of 424143220051 is 150022341424.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424143220051 is a prime.

It is a super-2 number, since 2×424143220051² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424146220051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113435740 + ... + 113439478.

It is an arithmetic number, because the mean of its divisors is an integer number (26734724280).

Almost surely, 2^424143220051 is an apocalyptic number.

424143220051 is a deficient number, since it is larger than the sum of its proper divisors (3612368429).

424143220051 is a wasteful number, since it uses less digits than its factorization.

424143220051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5826.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 424143220051 its reverse (150022341424), we get a palindrome (574165561475).

The spelling of 424143220051 in words is "four hundred twenty-four billion, one hundred forty-three million, two hundred twenty thousand, fifty-one".