14199928405 has 12 divisors (see below), whose sum is σ = 18451505700. Its totient is φ = 10486100352.

The previous prime is 14199928363. The next prime is 14199928441. The reversal of 14199928405 is 50482999141.

It can be written as a sum of positive squares in 6 ways, for example, as 3033145476 + 11166782929 = 55074^2 + 105673^2 .

It is not a de Polignac number, because 14199928405 - 2¹³ = 14199920213 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8401480 + ... + 8403169.

It is an arithmetic number, because the mean of its divisors is an integer number (1537625475).

Almost surely, 2^14199928405 is an apocalyptic number.

It is an amenable number.

14199928405 is a deficient number, since it is larger than the sum of its proper divisors (4251577295).

14199928405 is a wasteful number, since it uses less digits than its factorization.

14199928405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16804680 (or 16804667 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 52.

The spelling of 14199928405 in words is "fourteen billion, one hundred ninety-nine million, nine hundred twenty-eight thousand, four hundred five".