87352965571 has 2 divisors, whose sum is σ = 87352965572. Its totient is φ = 87352965570.

The previous prime is 87352965559. The next prime is 87352965587. The reversal of 87352965571 is 17556925378.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87352965571 - 2⁹ = 87352965059 is a prime.

It is a super-2 number, since 2×87352965571² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (87352965521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43676482785 + 43676482786.

It is an arithmetic number, because the mean of its divisors is an integer number (43676482786).

Almost surely, 2^87352965571 is an apocalyptic number.

87352965571 is a deficient number, since it is larger than the sum of its proper divisors (1).

87352965571 is an equidigital number, since it uses as much as digits as its factorization.

87352965571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15876000, while the sum is 58.

The spelling of 87352965571 in words is "eighty-seven billion, three hundred fifty-two million, nine hundred sixty-five thousand, five hundred seventy-one".