87070434971716 has 27 divisors (see below), whose sum is σ = 177250794273567. Its totient is φ = 37315844715240.

The previous prime is 87070434971711. The next prime is 87070434971719. The reversal of 87070434971716 is 61717943407078.

The square root of 87070434971716 is 9331154.

It is a perfect power (a square), and thus also a powerful number.

It is not an unprimeable number, because it can be changed into a prime (87070434971711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 130302901 + ... + 130969411.

Almost surely, 2^{87070434971716} is an apocalyptic number.

87070434971716 is the 9331154-th square number.

It is an amenable number.

87070434971716 is an abundant number, since it is smaller than the sum of its proper divisors (90180359301851).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

87070434971716 is an frugal number, since it uses more digits than its factorization.

87070434971716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333040 (or 666520 counting only the distinct ones).

The product of its (nonzero) digits is 49787136, while the sum is 64.

The spelling of 87070434971716 in words is "eighty-seven trillion, seventy billion, four hundred thirty-four million, nine hundred seventy-one thousand, seven hundred sixteen".