5378463161 has 4 divisors (see below), whose sum is σ = 5479943652. Its totient is φ = 5276982672.

The previous prime is 5378463157. The next prime is 5378463193. The reversal of 5378463161 is 1613648735.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4361809936 + 1016653225 = 66044^2 + 31885^2 .

It is a cyclic number.

It is not a de Polignac number, because 5378463161 - 2² = 5378463157 is a prime.

It is a super-2 number, since 2×5378463161² = 57855731948468223842, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5378463131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50740166 + ... + 50740271.

It is an arithmetic number, because the mean of its divisors is an integer number (1369985913).

Almost surely, 2^5378463161 is an apocalyptic number.

It is an amenable number.

5378463161 is a deficient number, since it is larger than the sum of its proper divisors (101480491).

5378463161 is a wasteful number, since it uses less digits than its factorization.

5378463161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101480490.

The product of its digits is 362880, while the sum is 44.

The square root of 5378463161 is about 73338.0062518746. The cubic root of 5378463161 is about 1752.0751612538.

The spelling of 5378463161 in words is "five billion, three hundred seventy-eight million, four hundred sixty-three thousand, one hundred sixty-one".