5216177782231 has 16 divisors (see below), whose sum is σ = 5916938688640. Its totient is φ = 4558536027360.

The previous prime is 5216177782219. The next prime is 5216177782259. The reversal of 5216177782231 is 1322877716125.

It is a cyclic number.

It is not a de Polignac number, because 5216177782231 - 2¹⁹ = 5216177257943 is a prime.

It is a super-2 number, since 2×5216177782231² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5216177782261) 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, 6518685 + ... + 7274998.

It is an arithmetic number, because the mean of its divisors is an integer number (369808668040).

Almost surely, 2^{5216177782231} is an apocalyptic number.

5216177782231 is a deficient number, since it is larger than the sum of its proper divisors (700760906409).

5216177782231 is a wasteful number, since it uses less digits than its factorization.

5216177782231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13795246.

The product of its digits is 1975680, while the sum is 52.

The spelling of 5216177782231 in words is "five trillion, two hundred sixteen billion, one hundred seventy-seven million, seven hundred eighty-two thousand, two hundred thirty-one".