51033534230401 has 2 divisors, whose sum is σ = 51033534230402. Its totient is φ = 51033534230400.

The previous prime is 51033534230347. The next prime is 51033534230507. The reversal of 51033534230401 is 10403243533015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45018410099776 + 6015124130625 = 6709576^2 + 2452575^2 .

It is a cyclic number.

It is not a de Polignac number, because 51033534230401 - 2⁴¹ = 48834510974849 is a prime.

It is not a weakly prime, because it can be changed into another prime (51033534231401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25516767115200 + 25516767115201.

It is an arithmetic number, because the mean of its divisors is an integer number (25516767115201).

Almost surely, 2^{51033534230401} is an apocalyptic number.

It is an amenable number.

51033534230401 is a deficient number, since it is larger than the sum of its proper divisors (1).

51033534230401 is an equidigital number, since it uses as much as digits as its factorization.

51033534230401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 51033534230401 its reverse (10403243533015), we get a palindrome (61436777763416).

The spelling of 51033534230401 in words is "fifty-one trillion, thirty-three billion, five hundred thirty-four million, two hundred thirty thousand, four hundred one".