5645520568155 has 32 divisors (see below), whose sum is σ = 9735530543424. Its totient is φ = 2777086250496.

The previous prime is 5645520568147. The next prime is 5645520568241. The reversal of 5645520568155 is 5518650255465.

It is not a de Polignac number, because 5645520568155 - 2³ = 5645520568147 is a prime.

It is a super-2 number, since 2×5645520568155² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5645520568095 and 5645520568104.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11461044 + ... + 11943473.

It is an arithmetic number, because the mean of its divisors is an integer number (304235329482).

Almost surely, 2^{5645520568155} is an apocalyptic number.

5645520568155 is a deficient number, since it is larger than the sum of its proper divisors (4090009975269).

5645520568155 is a wasteful number, since it uses less digits than its factorization.

5645520568155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23405775.

The product of its (nonzero) digits is 36000000, while the sum is 57.

The spelling of 5645520568155 in words is "five trillion, six hundred forty-five billion, five hundred twenty million, five hundred sixty-eight thousand, one hundred fifty-five".