87535185088577 has 4 divisors (see below), whose sum is σ = 88401870089556. Its totient is φ = 86668500087600.

The previous prime is 87535185088553. The next prime is 87535185088601. The reversal of 87535185088577 is 77588058153578.

It is a Cunningham number, because it is equal to 9356024²+1.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (87535185088553) and next prime (87535185088601).

It can be written as a sum of positive squares in 2 ways, for example, as 84102765611536 + 3432419477041 = 9170756^2 + 1852679^2 .

It is a cyclic number.

It is not a de Polignac number, because 87535185088577 - 2¹² = 87535185084481 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 87535185088498 and 87535185088507.

It is not an unprimeable number, because it can be changed into a prime (87535185088537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433342500338 + ... + 433342500539.

It is an arithmetic number, because the mean of its divisors is an integer number (22100467522389).

Almost surely, 2^{87535185088577} is an apocalyptic number.

It is an amenable number.

87535185088577 is a deficient number, since it is larger than the sum of its proper divisors (866685000979).

87535185088577 is a wasteful number, since it uses less digits than its factorization.

87535185088577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866685000978.

The product of its (nonzero) digits is 2634240000, while the sum is 77.

The spelling of 87535185088577 in words is "eighty-seven trillion, five hundred thirty-five billion, one hundred eighty-five million, eighty-eight thousand, five hundred seventy-seven".