2452876604821 has 4 divisors (see below), whose sum is σ = 2499157295532. Its totient is φ = 2406595914112.

The previous prime is 2452876604809. The next prime is 2452876604831. The reversal of 2452876604821 is 1284066782542.

It is a happy number.

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 1413875574225 + 1039001030596 = 1189065^2 + 1019314^2 .

It is a cyclic number.

It is not a de Polignac number, because 2452876604821 - 2²⁷ = 2452742387093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2452876604831) 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, 23140345276 + ... + 23140345381.

It is an arithmetic number, because the mean of its divisors is an integer number (624789323883).

Almost surely, 2^{2452876604821} is an apocalyptic number.

It is an amenable number.

2452876604821 is a deficient number, since it is larger than the sum of its proper divisors (46280690711).

2452876604821 is an equidigital number, since it uses as much as digits as its factorization.

2452876604821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46280690710.

The product of its (nonzero) digits is 10321920, while the sum is 55.

The spelling of 2452876604821 in words is "two trillion, four hundred fifty-two billion, eight hundred seventy-six million, six hundred four thousand, eight hundred twenty-one".