14970309897 has 16 divisors (see below), whose sum is σ = 20833008768. Its totient is φ = 9544106880.

The previous prime is 14970309889. The next prime is 14970309997. The reversal of 14970309897 is 79890307941.

14970309897 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14970309897 - 2³ = 14970309889 is a prime.

It is a super-2 number, since 2×14970309897² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14970309197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 313093 + ... + 357725.

It is an arithmetic number, because the mean of its divisors is an integer number (1302063048).

Almost surely, 2^14970309897 is an apocalyptic number.

It is an amenable number.

14970309897 is a deficient number, since it is larger than the sum of its proper divisors (5862698871).

14970309897 is a wasteful number, since it uses less digits than its factorization.

14970309897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49520.

The product of its (nonzero) digits is 3429216, while the sum is 57.

The spelling of 14970309897 in words is "fourteen billion, nine hundred seventy million, three hundred nine thousand, eight hundred ninety-seven".