2125414455551 has 2 divisors, whose sum is σ = 2125414455552. Its totient is φ = 2125414455550.

The previous prime is 2125414455517. The next prime is 2125414455583. The reversal of 2125414455551 is 1555544145212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2125414455551 - 2¹⁸ = 2125414193407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2125414475551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1062707227775 + 1062707227776.

It is an arithmetic number, because the mean of its divisors is an integer number (1062707227776).

Almost surely, 2^{2125414455551} is an apocalyptic number.

2125414455551 is a deficient number, since it is larger than the sum of its proper divisors (1).

2125414455551 is an equidigital number, since it uses as much as digits as its factorization.

2125414455551 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 800000, while the sum is 44.

The spelling of 2125414455551 in words is "two trillion, one hundred twenty-five billion, four hundred fourteen million, four hundred fifty-five thousand, five hundred fifty-one".