51061056000533 has 2 divisors, whose sum is σ = 51061056000534. Its totient is φ = 51061056000532.

The previous prime is 51061056000523. The next prime is 51061056000571. The reversal of 51061056000533 is 33500065016015.

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., 46395810233809 + 4665245766724 = 6811447^2 + 2159918^2 .

It is a cyclic number.

It is not a de Polignac number, because 51061056000533 - 2⁶ = 51061056000469 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51061056000493 and 51061056000502.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51061056000523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25530528000266 + 25530528000267.

It is an arithmetic number, because the mean of its divisors is an integer number (25530528000267).

Almost surely, 2^{51061056000533} is an apocalyptic number.

It is an amenable number.

51061056000533 is a deficient number, since it is larger than the sum of its proper divisors (1).

51061056000533 is an equidigital number, since it uses as much as digits as its factorization.

51061056000533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40500, while the sum is 35.

The spelling of 51061056000533 in words is "fifty-one trillion, sixty-one billion, fifty-six million, five hundred thirty-three", and thus it is an aban number.