2656462465 has 8 divisors (see below), whose sum is σ = 3240013608. Its totient is φ = 2090330880.

The previous prime is 2656462463. The next prime is 2656462489. The reversal of 2656462465 is 5642646562.

It can be written as a sum of positive squares in 4 ways, for example, as 5345344 + 2651117121 = 2312^2 + 51489^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2656462465 - 2¹ = 2656462463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2656462463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4354552 + ... + 4355161.

It is an arithmetic number, because the mean of its divisors is an integer number (405001701).

Almost surely, 2^2656462465 is an apocalyptic number.

It is an amenable number.

2656462465 is a deficient number, since it is larger than the sum of its proper divisors (583551143).

2656462465 is an equidigital number, since it uses as much as digits as its factorization.

2656462465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8709779.

The product of its digits is 2073600, while the sum is 46.

The square root of 2656462465 is about 51540.8814922679. The cubic root of 2656462465 is about 1384.9514881764.

The spelling of 2656462465 in words is "two billion, six hundred fifty-six million, four hundred sixty-two thousand, four hundred sixty-five".