5212678144 has 24 divisors (see below), whose sum is σ = 10422815130. Its totient is φ = 2606338048.

The previous prime is 5212678129. The next prime is 5212678181. The reversal of 5212678144 is 4418762125.

It can be written as a sum of positive squares in only one way, i.e., 4366566400 + 846111744 = 66080^2 + 29088^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5212678097 and 5212678106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270579 + ... + 1274674.

Almost surely, 2^5212678144 is an apocalyptic number.

It is an amenable number.

5212678144 is a deficient number, since it is larger than the sum of its proper divisors (5210136986).

5212678144 is an equidigital number, since it uses as much as digits as its factorization.

5212678144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2545275 (or 2545255 counting only the distinct ones).

The product of its digits is 107520, while the sum is 40.

The square root of 5212678144 is about 72198.8791048725. The cubic root of 5212678144 is about 1733.8850556626.

The spelling of 5212678144 in words is "five billion, two hundred twelve million, six hundred seventy-eight thousand, one hundred forty-four".