5016051566661 has 16 divisors (see below), whose sum is σ = 6736964794560. Its totient is φ = 3319651992960.

The previous prime is 5016051566641. The next prime is 5016051566737. The reversal of 5016051566661 is 1666651506105.

It is not a de Polignac number, because 5016051566661 - 2³⁹ = 4466295752773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5016051566661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5016051566621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7898256 + ... + 8509673.

It is an arithmetic number, because the mean of its divisors is an integer number (421060299660).

Almost surely, 2^{5016051566661} is an apocalyptic number.

It is an amenable number.

5016051566661 is a deficient number, since it is larger than the sum of its proper divisors (1720913227899).

5016051566661 is a wasteful number, since it uses less digits than its factorization.

5016051566661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16408676.

The product of its (nonzero) digits is 972000, while the sum is 48.

The spelling of 5016051566661 in words is "five trillion, sixteen billion, fifty-one million, five hundred sixty-six thousand, six hundred sixty-one".