4278334837451 has 2 divisors, whose sum is σ = 4278334837452. Its totient is φ = 4278334837450.

The previous prime is 4278334837391. The next prime is 4278334837453. The reversal of 4278334837451 is 1547384338724.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4278334837451 - 2¹⁴ = 4278334821067 is a prime.

Together with 4278334837453, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4278334837453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2139167418725 + 2139167418726.

It is an arithmetic number, because the mean of its divisors is an integer number (2139167418726).

Almost surely, 2^{4278334837451} is an apocalyptic number.

4278334837451 is a deficient number, since it is larger than the sum of its proper divisors (1).

4278334837451 is an equidigital number, since it uses as much as digits as its factorization.

4278334837451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54190080, while the sum is 59.

The spelling of 4278334837451 in words is "four trillion, two hundred seventy-eight billion, three hundred thirty-four million, eight hundred thirty-seven thousand, four hundred fifty-one".