2500000002757 has 2 divisors, whose sum is σ = 2500000002758. Its totient is φ = 2500000002756.

The previous prime is 2500000002737. The next prime is 2500000002779. The reversal of 2500000002757 is 7572000000052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2491239229956 + 8760772801 = 1578366^2 + 93599^2 .

It is a cyclic number.

It is not a de Polignac number, because 2500000002757 - 2⁷ = 2500000002629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2500000002707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250000001378 + 1250000001379.

It is an arithmetic number, because the mean of its divisors is an integer number (1250000001379).

Almost surely, 2^{2500000002757} is an apocalyptic number.

It is an amenable number.

2500000002757 is a deficient number, since it is larger than the sum of its proper divisors (1).

2500000002757 is an equidigital number, since it uses as much as digits as its factorization.

2500000002757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4900, while the sum is 28.

The spelling of 2500000002757 in words is "two trillion, five hundred billion, two thousand, seven hundred fifty-seven".