4280138468 has 6 divisors (see below), whose sum is σ = 7490242326. Its totient is φ = 2140069232.

The previous prime is 4280138453. The next prime is 4280138491. The reversal of 4280138468 is 8648310824.

It can be written as a sum of positive squares in only one way, i.e., 4225260004 + 54878464 = 65002^2 + 7408^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535017305 + ... + 535017312.

It is an arithmetic number, because the mean of its divisors is an integer number (1248373721).

Almost surely, 2^4280138468 is an apocalyptic number.

It is an amenable number.

4280138468 is a deficient number, since it is larger than the sum of its proper divisors (3210103858).

4280138468 is a wasteful number, since it uses less digits than its factorization.

4280138468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070034621 (or 1070034619 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 44.

The square root of 4280138468 is about 65422.7671991945. The cubic root of 4280138468 is about 1623.6257848448.

The spelling of 4280138468 in words is "four billion, two hundred eighty million, one hundred thirty-eight thousand, four hundred sixty-eight".