85174087716 has 81 divisors (see below), whose sum is σ = 217577884251. Its totient is φ = 28094263344.

The previous prime is 85174087673. The next prime is 85174087717. The reversal of 85174087716 is 61778047158.

The square root of 85174087716 is 291846.

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

85174087716 is a `hidden beast` number, since 8 + 517 + 40 + 8 + 77 + 16 = 666.

It is not an unprimeable number, because it can be changed into a prime (85174087717) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 222386461 + ... + 222386843.

Almost surely, 2^85174087716 is an apocalyptic number.

85174087716 is the 291846-th square number.

It is an amenable number.

85174087716 is an abundant number, since it is smaller than the sum of its proper divisors (132403796535).

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

85174087716 is a wasteful number, since it uses less digits than its factorization.

85174087716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030 (or 515 counting only the distinct ones).

The product of its (nonzero) digits is 2634240, while the sum is 54.

The spelling of 85174087716 in words is "eighty-five billion, one hundred seventy-four million, eighty-seven thousand, seven hundred sixteen".