5665155115662 has 96 divisors (see below), whose sum is σ = 14238620398080. Its totient is φ = 1594355555520.

The previous prime is 5665155115621. The next prime is 5665155115663. The reversal of 5665155115662 is 2665115515665.

5665155115662 is a `hidden beast` number, since 5 + 6 + 6 + 5 + 15 + 511 + 56 + 62 = 666.

It is a super-2 number, since 2×5665155115662² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5665155115599 and 5665155115608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5665155115663) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9488289 + ... + 10067667.

It is an arithmetic number, because the mean of its divisors is an integer number (148318962480).

Almost surely, 2^{5665155115662} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5665155115662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7119310199040).

5665155115662 is an abundant number, since it is smaller than the sum of its proper divisors (8573465282418).

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

5665155115662 is a wasteful number, since it uses less digits than its factorization.

5665155115662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580558 (or 580555 counting only the distinct ones).

The product of its digits is 8100000, while the sum is 54.

The spelling of 5665155115662 in words is "five trillion, six hundred sixty-five billion, one hundred fifty-five million, one hundred fifteen thousand, six hundred sixty-two".