2461854865 has 8 divisors (see below), whose sum is σ = 2954625768. Its totient is φ = 1969217280.

The previous prime is 2461854853. The next prime is 2461854869. The reversal of 2461854865 is 5684581642.

2461854865 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 582112129 + 1879742736 = 24127^2 + 43356^2 .

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

It is not a de Polignac number, because 2461854865 - 2¹⁹ = 2461330577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2461854869) 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, 13209 + ... + 71401.

It is an arithmetic number, because the mean of its divisors is an integer number (369328221).

Almost surely, 2^2461854865 is an apocalyptic number.

It is an amenable number.

2461854865 is a deficient number, since it is larger than the sum of its proper divisors (492770903).

2461854865 is an equidigital number, since it uses as much as digits as its factorization.

2461854865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66659.

The product of its digits is 1843200, while the sum is 49.

The square root of 2461854865 is about 49617.0823910475. The cubic root of 2461854865 is about 1350.2706115037.

The spelling of 2461854865 in words is "two billion, four hundred sixty-one million, eight hundred fifty-four thousand, eight hundred sixty-five".