10262377861 has 2 divisors, whose sum is σ = 10262377862. Its totient is φ = 10262377860.

The previous prime is 10262377849. The next prime is 10262377891. The reversal of 10262377861 is 16877326201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10257840961 + 4536900 = 101281^2 + 2130^2 .

It is a cyclic number.

It is not a de Polignac number, because 10262377861 - 2¹³ = 10262369669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10262377841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5131188930 + 5131188931.

It is an arithmetic number, because the mean of its divisors is an integer number (5131188931).

Almost surely, 2^10262377861 is an apocalyptic number.

It is an amenable number.

10262377861 is a deficient number, since it is larger than the sum of its proper divisors (1).

10262377861 is an equidigital number, since it uses as much as digits as its factorization.

10262377861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 43.

The spelling of 10262377861 in words is "ten billion, two hundred sixty-two million, three hundred seventy-seven thousand, eight hundred sixty-one".