14278371715054 has 4 divisors (see below), whose sum is σ = 21417557572584. Its totient is φ = 7139185857526.

The previous prime is 14278371715043. The next prime is 14278371715057. The reversal of 14278371715054 is 45051717387241.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 14278371714986 and 14278371715004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14278371715057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3569592928762 + ... + 3569592928765.

It is an arithmetic number, because the mean of its divisors is an integer number (5354389393146).

Almost surely, 2^{14278371715054} is an apocalyptic number.

14278371715054 is a deficient number, since it is larger than the sum of its proper divisors (7139185857530).

14278371715054 is an equidigital number, since it uses as much as digits as its factorization.

14278371715054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7139185857529.

The product of its (nonzero) digits is 6585600, while the sum is 55.

The spelling of 14278371715054 in words is "fourteen trillion, two hundred seventy-eight billion, three hundred seventy-one million, seven hundred fifteen thousand, fifty-four".