14864394405 has 32 divisors (see below), whose sum is σ = 27843556608. Its totient is φ = 6629414400.

The previous prime is 14864394403. The next prime is 14864394407. The reversal of 14864394405 is 50449346841.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14864394403) and next prime (14864394407).

It is not a de Polignac number, because 14864394405 - 2¹ = 14864394403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14864394401) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1722106 + ... + 1730715.

It is an arithmetic number, because the mean of its divisors is an integer number (870111144).

Almost surely, 2^14864394405 is an apocalyptic number.

14864394405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14864394405 is a deficient number, since it is larger than the sum of its proper divisors (12979162203).

14864394405 is a wasteful number, since it uses less digits than its factorization.

14864394405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3452877.

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 14864394405 in words is "fourteen billion, eight hundred sixty-four million, three hundred ninety-four thousand, four hundred five".