56471017465 has 4 divisors (see below), whose sum is σ = 67765220964. Its totient is φ = 45176813968.

The previous prime is 56471017459. The next prime is 56471017483.

56471017465 is nontrivially palindromic in base 10.

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 6031696896 + 50439320569 = 77664^2 + 224587^2 .

It is a cyclic number.

It is not a de Polignac number, because 56471017465 - 2¹¹ = 56471015417 is a prime.

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, 5647101742 + ... + 5647101751.

It is an arithmetic number, because the mean of its divisors is an integer number (16941305241).

Almost surely, 2^56471017465 is an apocalyptic number.

It is an amenable number.

56471017465 is a deficient number, since it is larger than the sum of its proper divisors (11294203499).

56471017465 is a wasteful number, since it uses less digits than its factorization.

56471017465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11294203498.

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 56471017465 in words is "fifty-six billion, four hundred seventy-one million, seventeen thousand, four hundred sixty-five".