5311702320642 has 48 divisors (see below), whose sum is σ = 11540862852480. Its totient is φ = 1765618204896.

The previous prime is 5311702320599. The next prime is 5311702320643. The reversal of 5311702320642 is 2460232071135.

5311702320642 is a `hidden beast` number, since 5 + 3 + 1 + 1 + 7 + 0 + 2 + 3 + 2 + 0 + 642 = 666.

It is a super-2 number, since 2×5311702320642² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5311702320597 and 5311702320606.

It is not an unprimeable number, because it can be changed into a prime (5311702320643) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 175526109 + ... + 175556367.

It is an arithmetic number, because the mean of its divisors is an integer number (240434642760).

Almost surely, 2^{5311702320642} is an apocalyptic number.

5311702320642 is an abundant number, since it is smaller than the sum of its proper divisors (6229160531838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5311702320642 is a wasteful number, since it uses less digits than its factorization.

5311702320642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57207 (or 57204 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

Adding to 5311702320642 its reverse (2460232071135), we get a palindrome (7771934391777).

The spelling of 5311702320642 in words is "five trillion, three hundred eleven billion, seven hundred two million, three hundred twenty thousand, six hundred forty-two".