87529076311697 has 2 divisors, whose sum is σ = 87529076311698. Its totient is φ = 87529076311696.

The previous prime is 87529076311631. The next prime is 87529076311723. The reversal of 87529076311697 is 79611367092578.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67166564461441 + 20362511850256 = 8195521^2 + 4512484^2 .

It is a cyclic number.

It is not a de Polignac number, because 87529076311697 - 2¹⁰ = 87529076310673 is a prime.

It is a super-2 number, since 2×87529076311697² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 87529076311697.

It is not a weakly prime, because it can be changed into another prime (87529076341697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43764538155848 + 43764538155849.

It is an arithmetic number, because the mean of its divisors is an integer number (43764538155849).

Almost surely, 2^{87529076311697} is an apocalyptic number.

It is an amenable number.

87529076311697 is a deficient number, since it is larger than the sum of its proper divisors (1).

87529076311697 is an equidigital number, since it uses as much as digits as its factorization.

87529076311697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240045120, while the sum is 71.

The spelling of 87529076311697 in words is "eighty-seven trillion, five hundred twenty-nine billion, seventy-six million, three hundred eleven thousand, six hundred ninety-seven".