51246533262403 has 2 divisors, whose sum is σ = 51246533262404. Its totient is φ = 51246533262402.

The previous prime is 51246533262391. The next prime is 51246533262493. The reversal of 51246533262403 is 30426233564215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51246533262403 - 2⁴¹ = 49047510006851 is a prime.

It is not a weakly prime, because it can be changed into another prime (51246533262493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25623266631201 + 25623266631202.

It is an arithmetic number, because the mean of its divisors is an integer number (25623266631202).

Almost surely, 2^{51246533262403} is an apocalyptic number.

51246533262403 is a deficient number, since it is larger than the sum of its proper divisors (1).

51246533262403 is an equidigital number, since it uses as much as digits as its factorization.

51246533262403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 46.

The spelling of 51246533262403 in words is "fifty-one trillion, two hundred forty-six billion, five hundred thirty-three million, two hundred sixty-two thousand, four hundred three".