2511454052251 has 2 divisors, whose sum is σ = 2511454052252. Its totient is φ = 2511454052250.

The previous prime is 2511454052221. The next prime is 2511454052297. The reversal of 2511454052251 is 1522504541152.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2511454052251 - 2²⁷ = 2511319834523 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2511454052251.

It is not a weakly prime, because it can be changed into another prime (2511454052221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1255727026125 + 1255727026126.

It is an arithmetic number, because the mean of its divisors is an integer number (1255727026126).

Almost surely, 2^{2511454052251} is an apocalyptic number.

2511454052251 is a deficient number, since it is larger than the sum of its proper divisors (1).

2511454052251 is an equidigital number, since it uses as much as digits as its factorization.

2511454052251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80000, while the sum is 37.

The spelling of 2511454052251 in words is "two trillion, five hundred eleven billion, four hundred fifty-four million, fifty-two thousand, two hundred fifty-one".