2572321450 has 12 divisors (see below), whose sum is σ = 4784517990. Its totient is φ = 1028928560.

The previous prime is 2572321439. The next prime is 2572321457. The reversal of 2572321450 is 541232752.

It can be written as a sum of positive squares in 3 ways, for example, as 1842727329 + 729594121 = 42927^2 + 27011^2 .

It is not an unprimeable number, because it can be changed into a prime (2572321457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25723165 + ... + 25723264.

Almost surely, 2^2572321450 is an apocalyptic number.

2572321450 is a deficient number, since it is larger than the sum of its proper divisors (2212196540).

2572321450 is a wasteful number, since it uses less digits than its factorization.

2572321450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51446441 (or 51446436 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 2572321450 is about 50718.0584210397. The cubic root of 2572321450 is about 1370.1719730127.

The spelling of 2572321450 in words is "two billion, five hundred seventy-two million, three hundred twenty-one thousand, four hundred fifty".