275504764651 has 2 divisors, whose sum is σ = 275504764652. Its totient is φ = 275504764650.

The previous prime is 275504764637. The next prime is 275504764657. The reversal of 275504764651 is 156467405572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 275504764651 - 2¹³ = 275504756459 is a prime.

It is not a weakly prime, because it can be changed into another prime (275504764657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137752382325 + 137752382326.

It is an arithmetic number, because the mean of its divisors is an integer number (137752382326).

Almost surely, 2^275504764651 is an apocalyptic number.

275504764651 is a deficient number, since it is larger than the sum of its proper divisors (1).

275504764651 is an equidigital number, since it uses as much as digits as its factorization.

275504764651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056000, while the sum is 52.

The spelling of 275504764651 in words is "two hundred seventy-five billion, five hundred four million, seven hundred sixty-four thousand, six hundred fifty-one".