2521246773 has 8 divisors (see below), whose sum is σ = 3361931008. Its totient is φ = 1680696864.

The previous prime is 2521246759. The next prime is 2521246811. The reversal of 2521246773 is 3776421252.

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

It is not a de Polignac number, because 2521246773 - 2¹⁴ = 2521230389 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 (2521246753) 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, 24636 + ... + 75162.

It is an arithmetic number, because the mean of its divisors is an integer number (420241376).

Almost surely, 2^2521246773 is an apocalyptic number.

It is an amenable number.

2521246773 is a deficient number, since it is larger than the sum of its proper divisors (840684235).

2521246773 is a wasteful number, since it uses less digits than its factorization.

2521246773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67163.

The product of its digits is 141120, while the sum is 39.

The square root of 2521246773 is about 50212.0182127745. The cubic root of 2521246773 is about 1361.0428083681.

The spelling of 2521246773 in words is "two billion, five hundred twenty-one million, two hundred forty-six thousand, seven hundred seventy-three".