25277750250523 has 2 divisors, whose sum is σ = 25277750250524. Its totient is φ = 25277750250522.

The previous prime is 25277750250503. The next prime is 25277750250563. The reversal of 25277750250523 is 32505205777252.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25277750250523 is a prime.

It is not a weakly prime, because it can be changed into another prime (25277750250503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12638875125261 + 12638875125262.

It is an arithmetic number, because the mean of its divisors is an integer number (12638875125262).

Almost surely, 2^{25277750250523} is an apocalyptic number.

25277750250523 is a deficient number, since it is larger than the sum of its proper divisors (1).

25277750250523 is an equidigital number, since it uses as much as digits as its factorization.

25277750250523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10290000, while the sum is 52.

The spelling of 25277750250523 in words is "twenty-five trillion, two hundred seventy-seven billion, seven hundred fifty million, two hundred fifty thousand, five hundred twenty-three".