4278534287951 has 8 divisors (see below), whose sum is σ = 5334276514944. Its totient is φ = 3333922821720.

The previous prime is 4278534287941. The next prime is 4278534287977. The reversal of 4278534287951 is 1597824358724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4278534287951 - 2¹⁰ = 4278534286927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4278534287941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27782690105 + ... + 27782690258.

It is an arithmetic number, because the mean of its divisors is an integer number (666784564368).

Almost surely, 2^{4278534287951} is an apocalyptic number.

4278534287951 is a deficient number, since it is larger than the sum of its proper divisors (1055742226993).

4278534287951 is a wasteful number, since it uses less digits than its factorization.

4278534287951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55565380381.

The product of its digits is 135475200, while the sum is 65.

The spelling of 4278534287951 in words is "four trillion, two hundred seventy-eight billion, five hundred thirty-four million, two hundred eighty-seven thousand, nine hundred fifty-one".