2572386643 has 2 divisors, whose sum is σ = 2572386644. Its totient is φ = 2572386642.

The previous prime is 2572386613. The next prime is 2572386659. The reversal of 2572386643 is 3466832752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2572386643 - 2¹³ = 2572378451 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2572386593 and 2572386602.

It is not a weakly prime, because it can be changed into another prime (2572386613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286193321 + 1286193322.

It is an arithmetic number, because the mean of its divisors is an integer number (1286193322).

Almost surely, 2^2572386643 is an apocalyptic number.

2572386643 is a deficient number, since it is larger than the sum of its proper divisors (1).

2572386643 is an equidigital number, since it uses as much as digits as its factorization.

2572386643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1451520, while the sum is 46.

The square root of 2572386643 is about 50718.7011170436. The cubic root of 2572386643 is about 1370.1835481429.

The spelling of 2572386643 in words is "two billion, five hundred seventy-two million, three hundred eighty-six thousand, six hundred forty-three".