25211110513051 has 2 divisors, whose sum is σ = 25211110513052. Its totient is φ = 25211110513050.

The previous prime is 25211110513007. The next prime is 25211110513109. The reversal of 25211110513051 is 15031501111252.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25211110513051 - 2¹⁷ = 25211110381979 is a prime.

It is not a weakly prime, because it can be changed into another prime (25211110513451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12605555256525 + 12605555256526.

It is an arithmetic number, because the mean of its divisors is an integer number (12605555256526).

Almost surely, 2^{25211110513051} is an apocalyptic number.

25211110513051 is a deficient number, since it is larger than the sum of its proper divisors (1).

25211110513051 is an equidigital number, since it uses as much as digits as its factorization.

25211110513051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1500, while the sum is 28.

The spelling of 25211110513051 in words is "twenty-five trillion, two hundred eleven billion, one hundred ten million, five hundred thirteen thousand, fifty-one".