14894913477 has 24 divisors (see below), whose sum is σ = 21197077792. Its totient is φ = 9301420800.

The previous prime is 14894913469. The next prime is 14894913521. The reversal of 14894913477 is 77431949841.

It is a happy number.

It is not a de Polignac number, because 14894913477 - 2³ = 14894913469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14894913427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 142227 + ... + 223647.

Almost surely, 2^14894913477 is an apocalyptic number.

14894913477 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

14894913477 is a deficient number, since it is larger than the sum of its proper divisors (6302164315).

14894913477 is a wasteful number, since it uses less digits than its factorization.

14894913477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81669 (or 81652 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 57.

The spelling of 14894913477 in words is "fourteen billion, eight hundred ninety-four million, nine hundred thirteen thousand, four hundred seventy-seven".