14937885385 has 4 divisors (see below), whose sum is σ = 17925462468. Its totient is φ = 11950308304.

The previous prime is 14937885379. The next prime is 14937885427. The reversal of 14937885385 is 58358873941.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10029621904 + 4908263481 = 100148^2 + 70059^2 .

It is a cyclic number.

It is not a de Polignac number, because 14937885385 - 2⁷ = 14937885257 is a prime.

It is a super-3 number, since 3×14937885385³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1493788534 + ... + 1493788543.

It is an arithmetic number, because the mean of its divisors is an integer number (4481365617).

Almost surely, 2^14937885385 is an apocalyptic number.

It is an amenable number.

14937885385 is a deficient number, since it is larger than the sum of its proper divisors (2987577083).

14937885385 is an equidigital number, since it uses as much as digits as its factorization.

14937885385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2987577082.

The product of its digits is 29030400, while the sum is 61.

The spelling of 14937885385 in words is "fourteen billion, nine hundred thirty-seven million, eight hundred eighty-five thousand, three hundred eighty-five".