526352253649 has 2 divisors, whose sum is σ = 526352253650. Its totient is φ = 526352253648.

The previous prime is 526352253599. The next prime is 526352253737. The reversal of 526352253649 is 946352253625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 486778313025 + 39573940624 = 697695^2 + 198932^2 .

It is a cyclic number.

It is not a de Polignac number, because 526352253649 - 2⁹ = 526352253137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 526352253596 and 526352253605.

It is not a weakly prime, because it can be changed into another prime (526352256649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263176126824 + 263176126825.

It is an arithmetic number, because the mean of its divisors is an integer number (263176126825).

Almost surely, 2^526352253649 is an apocalyptic number.

It is an amenable number.

526352253649 is a deficient number, since it is larger than the sum of its proper divisors (1).

526352253649 is an equidigital number, since it uses as much as digits as its factorization.

526352253649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11664000, while the sum is 52.

The spelling of 526352253649 in words is "five hundred twenty-six billion, three hundred fifty-two million, two hundred fifty-three thousand, six hundred forty-nine".