264419627453 has 2 divisors, whose sum is σ = 264419627454. Its totient is φ = 264419627452.

The previous prime is 264419627441. The next prime is 264419627491. The reversal of 264419627453 is 354726914462.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133124279044 + 131295348409 = 364862^2 + 362347^2 .

It is a cyclic number.

It is not a de Polignac number, because 264419627453 - 2²⁰ = 264418578877 is a prime.

It is a super-2 number, since 2×264419627453² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 264419627395 and 264419627404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264419620453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132209813726 + 132209813727.

It is an arithmetic number, because the mean of its divisors is an integer number (132209813727).

Almost surely, 2^264419627453 is an apocalyptic number.

It is an amenable number.

264419627453 is a deficient number, since it is larger than the sum of its proper divisors (1).

264419627453 is an equidigital number, since it uses as much as digits as its factorization.

264419627453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8709120, while the sum is 53.

The spelling of 264419627453 in words is "two hundred sixty-four billion, four hundred nineteen million, six hundred twenty-seven thousand, four hundred fifty-three".