2573684551 has 2 divisors, whose sum is σ = 2573684552. Its totient is φ = 2573684550.

The previous prime is 2573684479. The next prime is 2573684579. The reversal of 2573684551 is 1554863752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2573684551 - 2⁹ = 2573684039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2573684251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1286842275 + 1286842276.

It is an arithmetic number, because the mean of its divisors is an integer number (1286842276).

Almost surely, 2^2573684551 is an apocalyptic number.

2573684551 is a deficient number, since it is larger than the sum of its proper divisors (1).

2573684551 is an equidigital number, since it uses as much as digits as its factorization.

2573684551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008000, while the sum is 46.

The square root of 2573684551 is about 50731.4946655428. The cubic root of 2573684551 is about 1370.4139532652.

The spelling of 2573684551 in words is "two billion, five hundred seventy-three million, six hundred eighty-four thousand, five hundred fifty-one".