2064867267461 has 4 divisors (see below), whose sum is σ = 2131475889024. Its totient is φ = 1998258645900.

The previous prime is 2064867267347. The next prime is 2064867267481. The reversal of 2064867267461 is 1647627684602.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2064867267461 - 2¹⁴ = 2064867251077 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2064867267461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064867267481) 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 in 3 ways as a sum of consecutive naturals, for example, 33304310735 + ... + 33304310796.

It is an arithmetic number, because the mean of its divisors is an integer number (532868972256).

Almost surely, 2^{2064867267461} is an apocalyptic number.

It is an amenable number.

2064867267461 is a deficient number, since it is larger than the sum of its proper divisors (66608621563).

2064867267461 is an equidigital number, since it uses as much as digits as its factorization.

2064867267461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66608621562.

The product of its (nonzero) digits is 32514048, while the sum is 59.

The spelling of 2064867267461 in words is "two trillion, sixty-four billion, eight hundred sixty-seven million, two hundred sixty-seven thousand, four hundred sixty-one".