264372383273461 has 2 divisors, whose sum is σ = 264372383273462. Its totient is φ = 264372383273460.

The previous prime is 264372383273441. The next prime is 264372383273539. The reversal of 264372383273461 is 164372383273462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222411915537361 + 41960467736100 = 14913481^2 + 6477690^2 .

It is a cyclic number.

It is not a de Polignac number, because 264372383273461 - 2³⁵ = 264338023535093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 264372383273461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264372383273441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132186191636730 + 132186191636731.

It is an arithmetic number, because the mean of its divisors is an integer number (132186191636731).

Almost surely, 2^{264372383273461} is an apocalyptic number.

It is an amenable number.

264372383273461 is a deficient number, since it is larger than the sum of its proper divisors (1).

264372383273461 is an equidigital number, since it uses as much as digits as its factorization.

264372383273461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 146313216, while the sum is 61.

Subtracting from 264372383273461 its reverse (164372383273462), we obtain a palindrome (99999999999999).

The spelling of 264372383273461 in words is "two hundred sixty-four trillion, three hundred seventy-two billion, three hundred eighty-three million, two hundred seventy-three thousand, four hundred sixty-one".