5122378436 has 24 divisors (see below), whose sum is σ = 10312611456. Its totient is φ = 2180764800.

The previous prime is 5122378427. The next prime is 5122378439. The reversal of 5122378436 is 6348732215.

It is a junction number, because it is equal to n+sod(n) for n = 5122378393 and 5122378402.

It is not an unprimeable number, because it can be changed into a prime (5122378439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 601541 + ... + 609996.

It is an arithmetic number, because the mean of its divisors is an integer number (429692144).

Almost surely, 2^5122378436 is an apocalyptic number.

It is an amenable number.

5122378436 is an abundant number, since it is smaller than the sum of its proper divisors (5190233020).

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

5122378436 is a wasteful number, since it uses less digits than its factorization.

5122378436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211699 (or 1211697 counting only the distinct ones).

The product of its digits is 241920, while the sum is 41.

The square root of 5122378436 is about 71570.7931771054. The cubic root of 5122378436 is about 1723.8145953469.

The spelling of 5122378436 in words is "five billion, one hundred twenty-two million, three hundred seventy-eight thousand, four hundred thirty-six".