51242334242201 has 8 divisors (see below), whose sum is σ = 51992797193064. Its totient is φ = 50496405811200.

The previous prime is 51242334242189. The next prime is 51242334242219. The reversal of 51242334242201 is 10224243324215.

It can be written as a sum of positive squares in 4 ways, for example, as 1361683801 + 51240972558400 = 36901^2 + 7158280^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51242334242201 - 2⁴² = 46844287731097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51242334242221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1133607200 + ... + 1133652401.

It is an arithmetic number, because the mean of its divisors is an integer number (6499099649133).

Almost surely, 2^{51242334242201} is an apocalyptic number.

It is an amenable number.

51242334242201 is a deficient number, since it is larger than the sum of its proper divisors (750462950863).

51242334242201 is a wasteful number, since it uses less digits than its factorization.

51242334242201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2267259931.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 51242334242201 its reverse (10224243324215), we get a palindrome (61466577566416).

The spelling of 51242334242201 in words is "fifty-one trillion, two hundred forty-two billion, three hundred thirty-four million, two hundred forty-two thousand, two hundred one".