8630162378 has 4 divisors (see below), whose sum is σ = 12945243570. Its totient is φ = 4315081188.

The previous prime is 8630162377. The next prime is 8630162389. The reversal of 8630162378 is 8732610368.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7343290249 + 1286872129 = 85693^2 + 35873^2 .

It is a super-2 number, since 2×8630162378² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8630162371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2157540593 + ... + 2157540596.

Almost surely, 2^8630162378 is an apocalyptic number.

8630162378 is a deficient number, since it is larger than the sum of its proper divisors (4315081192).

8630162378 is a wasteful number, since it uses less digits than its factorization.

8630162378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4315081191.

The product of its (nonzero) digits is 290304, while the sum is 44.

The square root of 8630162378 is about 92898.6672563175. The cubic root of 8630162378 is about 2051.1920394538.

The spelling of 8630162378 in words is "eight billion, six hundred thirty million, one hundred sixty-two thousand, three hundred seventy-eight".