14785570379 has 2 divisors, whose sum is σ = 14785570380. Its totient is φ = 14785570378.

The previous prime is 14785570357. The next prime is 14785570391. The reversal of 14785570379 is 97307558741.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14785570379 - 2²⁰ = 14784521803 is a prime.

It is a super-2 number, since 2×14785570379² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (14785510379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7392785189 + 7392785190.

It is an arithmetic number, because the mean of its divisors is an integer number (7392785190).

Almost surely, 2^14785570379 is an apocalyptic number.

14785570379 is a deficient number, since it is larger than the sum of its proper divisors (1).

14785570379 is an equidigital number, since it uses as much as digits as its factorization.

14785570379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7408800, while the sum is 56.

The spelling of 14785570379 in words is "fourteen billion, seven hundred eighty-five million, five hundred seventy thousand, three hundred seventy-nine".