2500456873 has 8 divisors (see below), whose sum is σ = 2562889896. Its totient is φ = 2438092800.

The previous prime is 2500456859. The next prime is 2500456963. The reversal of 2500456873 is 3786540052.

It can be written as a sum of positive squares in 4 ways, for example, as 7252249 + 2493204624 = 2693^2 + 49932^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2500456873 - 2⁵ = 2500456841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2500456813) 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, 60513 + ... + 93073.

It is an arithmetic number, because the mean of its divisors is an integer number (320361237).

Almost surely, 2^2500456873 is an apocalyptic number.

It is an amenable number.

2500456873 is a deficient number, since it is larger than the sum of its proper divisors (62433023).

2500456873 is a wasteful number, since it uses less digits than its factorization.

2500456873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34475.

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 2500456873 is about 50004.5685212861. The cubic root of 2500456873 is about 1357.2914795363.

The spelling of 2500456873 in words is "two billion, five hundred million, four hundred fifty-six thousand, eight hundred seventy-three".