14720069257 has 8 divisors (see below), whose sum is σ = 14879948256. Its totient is φ = 14560950432.

The previous prime is 14720069099. The next prime is 14720069267. The reversal of 14720069257 is 75296002741.

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 14720069257 - 2³¹ = 12572585609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14720069267) 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, 151063 + ... + 228604.

It is an arithmetic number, because the mean of its divisors is an integer number (1859993532).

Almost surely, 2^14720069257 is an apocalyptic number.

It is an amenable number.

14720069257 is a deficient number, since it is larger than the sum of its proper divisors (159878999).

14720069257 is a wasteful number, since it uses less digits than its factorization.

14720069257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380087.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 14720069257 in words is "fourteen billion, seven hundred twenty million, sixty-nine thousand, two hundred fifty-seven".