814428460497 has 4 divisors (see below), whose sum is σ = 1085904614000. Its totient is φ = 542952306996.

The previous prime is 814428460487. The next prime is 814428460507. The reversal of 814428460497 is 794064824418.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (814428460487) and next prime (814428460507).

It is not a de Polignac number, because 814428460497 - 2¹⁰ = 814428459473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (814428460487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135738076747 + ... + 135738076752.

It is an arithmetic number, because the mean of its divisors is an integer number (271476153500).

Almost surely, 2^814428460497 is an apocalyptic number.

It is an amenable number.

814428460497 is a deficient number, since it is larger than the sum of its proper divisors (271476153503).

814428460497 is a wasteful number, since it uses less digits than its factorization.

814428460497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271476153502.

The product of its (nonzero) digits is 12386304, while the sum is 57.

The spelling of 814428460497 in words is "eight hundred fourteen billion, four hundred twenty-eight million, four hundred sixty thousand, four hundred ninety-seven".