267904870049 has 2 divisors, whose sum is σ = 267904870050. Its totient is φ = 267904870048.

The previous prime is 267904870001. The next prime is 267904870063. The reversal of 267904870049 is 940078409762.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207906817024 + 59998053025 = 455968^2 + 244945^2 .

It is a cyclic number.

It is not a de Polignac number, because 267904870049 - 2³⁶ = 199185393313 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 267904869976 and 267904870003.

It is not a weakly prime, because it can be changed into another prime (267904872049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133952435024 + 133952435025.

It is an arithmetic number, because the mean of its divisors is an integer number (133952435025).

Almost surely, 2^267904870049 is an apocalyptic number.

It is an amenable number.

267904870049 is a deficient number, since it is larger than the sum of its proper divisors (1).

267904870049 is an equidigital number, since it uses as much as digits as its factorization.

267904870049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6096384, while the sum is 56.

The spelling of 267904870049 in words is "two hundred sixty-seven billion, nine hundred four million, eight hundred seventy thousand, forty-nine".