51675335357 has 2 divisors, whose sum is σ = 51675335358. Its totient is φ = 51675335356.

The previous prime is 51675335347. The next prime is 51675335377. The reversal of 51675335357 is 75353357615.

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., 50683967161 + 991368196 = 225131^2 + 31486^2 .

It is a cyclic number.

It is not a de Polignac number, because 51675335357 - 2³⁰ = 50601593533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51675335317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25837667678 + 25837667679.

It is an arithmetic number, because the mean of its divisors is an integer number (25837667679).

Almost surely, 2^51675335357 is an apocalyptic number.

It is an amenable number.

51675335357 is a deficient number, since it is larger than the sum of its proper divisors (1).

51675335357 is an equidigital number, since it uses as much as digits as its factorization.

51675335357 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4961250, while the sum is 50.

The spelling of 51675335357 in words is "fifty-one billion, six hundred seventy-five million, three hundred thirty-five thousand, three hundred fifty-seven".