14228158778 has 16 divisors (see below), whose sum is σ = 22889394720. Its totient is φ = 6612489936.

The previous prime is 14228158729. The next prime is 14228158781. The reversal of 14228158778 is 87785182241.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3530300 + ... + 3534327.

It is an arithmetic number, because the mean of its divisors is an integer number (1430587170).

Almost surely, 2^14228158778 is an apocalyptic number.

14228158778 is a deficient number, since it is larger than the sum of its proper divisors (8661235942).

14228158778 is a wasteful number, since it uses less digits than its factorization.

14228158778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7064701.

The product of its digits is 2007040, while the sum is 53.

The spelling of 14228158778 in words is "fourteen billion, two hundred twenty-eight million, one hundred fifty-eight thousand, seven hundred seventy-eight".