526545105797 has 2 divisors, whose sum is σ = 526545105798. Its totient is φ = 526545105796.

The previous prime is 526545105791. The next prime is 526545105811. The reversal of 526545105797 is 797501545625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 463387887076 + 63157218721 = 680726^2 + 251311^2 .

It is a cyclic number.

It is not a de Polignac number, because 526545105797 - 2⁶ = 526545105733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (526545105791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263272552898 + 263272552899.

It is an arithmetic number, because the mean of its divisors is an integer number (263272552899).

Almost surely, 2^526545105797 is an apocalyptic number.

It is an amenable number.

526545105797 is a deficient number, since it is larger than the sum of its proper divisors (1).

526545105797 is an equidigital number, since it uses as much as digits as its factorization.

526545105797 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13230000, while the sum is 56.

The spelling of 526545105797 in words is "five hundred twenty-six billion, five hundred forty-five million, one hundred five thousand, seven hundred ninety-seven".