78283227636163 has 32 divisors (see below), whose sum is σ = 87139658803392. Its totient is φ = 69720754022400.

The previous prime is 78283227636157. The next prime is 78283227636167. The reversal of 78283227636163 is 36163672238287.

It is a cyclic number.

It is not a de Polignac number, because 78283227636163 - 2²¹ = 78283225539011 is a prime.

It is a super-2 number, since 2×78283227636163² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 78283227636095 and 78283227636104.

It is not an unprimeable number, because it can be changed into a prime (78283227636167) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3998724831 + ... + 3998744407.

It is an arithmetic number, because the mean of its divisors is an integer number (2723114337606).

Almost surely, 2^{78283227636163} is an apocalyptic number.

78283227636163 is a deficient number, since it is larger than the sum of its proper divisors (8856431167229).

78283227636163 is a wasteful number, since it uses less digits than its factorization.

78283227636163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29415.

The product of its digits is 146313216, while the sum is 64.

The spelling of 78283227636163 in words is "seventy-eight trillion, two hundred eighty-three billion, two hundred twenty-seven million, six hundred thirty-six thousand, one hundred sixty-three".