52161717016 has 8 divisors (see below), whose sum is σ = 97803219420. Its totient is φ = 26080858504.

The previous prime is 52161716941. The next prime is 52161717017. The reversal of 52161717016 is 61071716125.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52161717017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3260107306 + ... + 3260107321.

Almost surely, 2^52161717016 is an apocalyptic number.

It is an amenable number.

52161717016 is a deficient number, since it is larger than the sum of its proper divisors (45641502404).

52161717016 is a wasteful number, since it uses less digits than its factorization.

52161717016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6520214633 (or 6520214629 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 37.

The spelling of 52161717016 in words is "fifty-two billion, one hundred sixty-one million, seven hundred seventeen thousand, sixteen".