51534733753 has 2 divisors, whose sum is σ = 51534733754. Its totient is φ = 51534733752.

The previous prime is 51534733741. The next prime is 51534733769. The reversal of 51534733753 is 35733743515.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51455024569 + 79709184 = 226837^2 + 8928^2 .

It is a cyclic number.

It is not a de Polignac number, because 51534733753 - 2⁵ = 51534733721 is a prime.

It is not a weakly prime, because it can be changed into another prime (51534733253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25767366876 + 25767366877.

It is an arithmetic number, because the mean of its divisors is an integer number (25767366877).

Almost surely, 2^51534733753 is an apocalyptic number.

It is an amenable number.

51534733753 is a deficient number, since it is larger than the sum of its proper divisors (1).

51534733753 is an equidigital number, since it uses as much as digits as its factorization.

51534733753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1984500, while the sum is 46.

The spelling of 51534733753 in words is "fifty-one billion, five hundred thirty-four million, seven hundred thirty-three thousand, seven hundred fifty-three".