25003078273 has 2 divisors, whose sum is σ = 25003078274. Its totient is φ = 25003078272.

The previous prime is 25003078249. The next prime is 25003078307. The reversal of 25003078273 is 37287030052.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17072819569 + 7930258704 = 130663^2 + 89052^2 .

It is a cyclic number.

It is not a de Polignac number, because 25003078273 - 2¹⁷ = 25002947201 is a prime.

It is not a weakly prime, because it can be changed into another prime (25003178273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12501539136 + 12501539137.

It is an arithmetic number, because the mean of its divisors is an integer number (12501539137).

Almost surely, 2^25003078273 is an apocalyptic number.

It is an amenable number.

25003078273 is a deficient number, since it is larger than the sum of its proper divisors (1).

25003078273 is an equidigital number, since it uses as much as digits as its factorization.

25003078273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 37.

The spelling of 25003078273 in words is "twenty-five billion, three million, seventy-eight thousand, two hundred seventy-three".