25138114751 has 2 divisors, whose sum is σ = 25138114752. Its totient is φ = 25138114750.

The previous prime is 25138114739. The next prime is 25138114763. The reversal of 25138114751 is 15741183152.

It is a balanced prime because it is at equal distance from previous prime (25138114739) and next prime (25138114763).

It is a cyclic number.

It is not a de Polignac number, because 25138114751 - 2¹⁰ = 25138113727 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25138114721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12569057375 + 12569057376.

It is an arithmetic number, because the mean of its divisors is an integer number (12569057376).

Almost surely, 2^25138114751 is an apocalyptic number.

25138114751 is a deficient number, since it is larger than the sum of its proper divisors (1).

25138114751 is an equidigital number, since it uses as much as digits as its factorization.

25138114751 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33600, while the sum is 38.

The spelling of 25138114751 in words is "twenty-five billion, one hundred thirty-eight million, one hundred fourteen thousand, seven hundred fifty-one".