51611616160006 has 8 divisors (see below), whose sum is σ = 88477056274320. Its totient is φ = 22119264068568.

The previous prime is 51611616160003. The next prime is 51611616160007. The reversal of 51611616160006 is 60006161611615.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51611616160003) 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, 1843272005701 + ... + 1843272005728.

It is an arithmetic number, because the mean of its divisors is an integer number (11059632034290).

Almost surely, 2^{51611616160006} is an apocalyptic number.

51611616160006 is a deficient number, since it is larger than the sum of its proper divisors (36865440114314).

51611616160006 is a wasteful number, since it uses less digits than its factorization.

51611616160006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3686544011438.

The product of its (nonzero) digits is 38880, while the sum is 40.

The spelling of 51611616160006 in words is "fifty-one trillion, six hundred eleven billion, six hundred sixteen million, one hundred sixty thousand, six".