14013154978 has 16 divisors (see below), whose sum is σ = 22380533280. Its totient is φ = 6557582656.

The previous prime is 14013154957. The next prime is 14013154979. The reversal of 14013154978 is 87945131041.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (14013154979) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1145176 + ... + 1157347.

It is an arithmetic number, because the mean of its divisors is an integer number (1398783330).

Almost surely, 2^14013154978 is an apocalyptic number.

14013154978 is a deficient number, since it is larger than the sum of its proper divisors (8367378302).

14013154978 is a wasteful number, since it uses less digits than its factorization.

14013154978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302721.

The product of its (nonzero) digits is 120960, while the sum is 43.

The spelling of 14013154978 in words is "fourteen billion, thirteen million, one hundred fifty-four thousand, nine hundred seventy-eight".