215075276047 has 2 divisors, whose sum is σ = 215075276048. Its totient is φ = 215075276046.

The previous prime is 215075275981. The next prime is 215075276077. The reversal of 215075276047 is 740672570512.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 215075276047 - 2¹¹ = 215075273999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 215075275988 and 215075276006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (215075276077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107537638023 + 107537638024.

It is an arithmetic number, because the mean of its divisors is an integer number (107537638024).

Almost surely, 2^215075276047 is an apocalyptic number.

215075276047 is a deficient number, since it is larger than the sum of its proper divisors (1).

215075276047 is an equidigital number, since it uses as much as digits as its factorization.

215075276047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 823200, while the sum is 46.

The spelling of 215075276047 in words is "two hundred fifteen billion, seventy-five million, two hundred seventy-six thousand, forty-seven".