267405650461 has 2 divisors, whose sum is σ = 267405650462. Its totient is φ = 267405650460.

The previous prime is 267405650441. The next prime is 267405650483. The reversal of 267405650461 is 164056504762.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 267278660100 + 126990361 = 516990^2 + 11269^2 .

It is a cyclic number.

It is not a de Polignac number, because 267405650461 - 2¹⁵ = 267405617693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (267405650401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133702825230 + 133702825231.

It is an arithmetic number, because the mean of its divisors is an integer number (133702825231).

Almost surely, 2^267405650461 is an apocalyptic number.

It is an amenable number.

267405650461 is a deficient number, since it is larger than the sum of its proper divisors (1).

267405650461 is an equidigital number, since it uses as much as digits as its factorization.

267405650461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 267405650461 in words is "two hundred sixty-seven billion, four hundred five million, six hundred fifty thousand, four hundred sixty-one".