2525032220729 has 2 divisors, whose sum is σ = 2525032220730. Its totient is φ = 2525032220728.

The previous prime is 2525032220671. The next prime is 2525032220761. The reversal of 2525032220729 is 9270222305252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1639782691600 + 885249529129 = 1280540^2 + 940877^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2525032220729 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2525032220329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262516110364 + 1262516110365.

It is an arithmetic number, because the mean of its divisors is an integer number (1262516110365).

Almost surely, 2^{2525032220729} is an apocalyptic number.

It is an amenable number.

2525032220729 is a deficient number, since it is larger than the sum of its proper divisors (1).

2525032220729 is an equidigital number, since it uses as much as digits as its factorization.

2525032220729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 2525032220729 in words is "two trillion, five hundred twenty-five billion, thirty-two million, two hundred twenty thousand, seven hundred twenty-nine".