14405749261 has 8 divisors (see below), whose sum is σ = 14697321984. Its totient is φ = 14116428480.

The previous prime is 14405749247. The next prime is 14405749273. The reversal of 14405749261 is 16294750441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14405749261 - 2¹³ = 14405741069 is a prime.

It is a super-2 number, since 2×14405749261² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14400749261) 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, 550060 + ... + 575653.

It is an arithmetic number, because the mean of its divisors is an integer number (1837165248).

Almost surely, 2^14405749261 is an apocalyptic number.

It is an amenable number.

14405749261 is a deficient number, since it is larger than the sum of its proper divisors (291572723).

14405749261 is a wasteful number, since it uses less digits than its factorization.

14405749261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125971.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 14405749261 in words is "fourteen billion, four hundred five million, seven hundred forty-nine thousand, two hundred sixty-one".