51270735701 has 2 divisors, whose sum is σ = 51270735702. Its totient is φ = 51270735700.

The previous prime is 51270735697. The next prime is 51270735751. The reversal of 51270735701 is 10753707215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51268733476 + 2002225 = 226426^2 + 1415^2 .

It is a cyclic number.

It is not a de Polignac number, because 51270735701 - 2² = 51270735697 is a prime.

It is a super-2 number, since 2×51270735701² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51270735751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25635367850 + 25635367851.

It is an arithmetic number, because the mean of its divisors is an integer number (25635367851).

Almost surely, 2^51270735701 is an apocalyptic number.

It is an amenable number.

51270735701 is a deficient number, since it is larger than the sum of its proper divisors (1).

51270735701 is an equidigital number, since it uses as much as digits as its factorization.

51270735701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51450, while the sum is 38.

The spelling of 51270735701 in words is "fifty-one billion, two hundred seventy million, seven hundred thirty-five thousand, seven hundred one".