5221867662651 has 8 divisors (see below), whose sum is σ = 6962501635920. Its totient is φ = 3481239398912.

The previous prime is 5221867662637. The next prime is 5221867662691. The reversal of 5221867662651 is 1562667681225.

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

It is a cyclic number.

It is not a de Polignac number, because 5221867662651 - 2⁵ = 5221867662619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5221867662591 and 5221867662600.

It is not an unprimeable number, because it can be changed into a prime (5221867662691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1661695 + ... + 3633863.

It is an arithmetic number, because the mean of its divisors is an integer number (870312704490).

Almost surely, 2^{5221867662651} is an apocalyptic number.

5221867662651 is a deficient number, since it is larger than the sum of its proper divisors (1740633973269).

5221867662651 is a wasteful number, since it uses less digits than its factorization.

5221867662651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2854765.

The product of its digits is 14515200, while the sum is 57.

The spelling of 5221867662651 in words is "five trillion, two hundred twenty-one billion, eight hundred sixty-seven million, six hundred sixty-two thousand, six hundred fifty-one".