25693399501051 has 2 divisors, whose sum is σ = 25693399501052. Its totient is φ = 25693399501050.

The previous prime is 25693399501009. The next prime is 25693399501069. The reversal of 25693399501051 is 15010599339652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25693399501051 - 2³⁹ = 25143643687163 is a prime.

It is not a weakly prime, because it can be changed into another prime (25693399501001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12846699750525 + 12846699750526.

It is an arithmetic number, because the mean of its divisors is an integer number (12846699750526).

Almost surely, 2^{25693399501051} is an apocalyptic number.

25693399501051 is a deficient number, since it is larger than the sum of its proper divisors (1).

25693399501051 is an equidigital number, since it uses as much as digits as its factorization.

25693399501051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9841500, while the sum is 58.

The spelling of 25693399501051 in words is "twenty-five trillion, six hundred ninety-three billion, three hundred ninety-nine million, five hundred one thousand, fifty-one".