14228171577 has 12 divisors (see below), whose sum is σ = 20560780500. Its totient is φ = 9481304448.

The previous prime is 14228171567. The next prime is 14228171597. The reversal of 14228171577 is 77517182241.

It is a happy number.

14228171577 is a `hidden beast` number, since 1 + 4 + 2 + 2 + 8 + 1 + 71 + 577 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4063297536 + 10164874041 = 63744^2 + 100821^2 .

It is not a de Polignac number, because 14228171577 - 2²⁸ = 13959736121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14228171567) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 323452 + ... + 364797.

It is an arithmetic number, because the mean of its divisors is an integer number (1713398375).

Almost surely, 2^14228171577 is an apocalyptic number.

It is an amenable number.

14228171577 is a deficient number, since it is larger than the sum of its proper divisors (6332608923).

14228171577 is a wasteful number, since it uses less digits than its factorization.

14228171577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690552 (or 690549 counting only the distinct ones).

The product of its digits is 219520, while the sum is 45.

The spelling of 14228171577 in words is "fourteen billion, two hundred twenty-eight million, one hundred seventy-one thousand, five hundred seventy-seven".