2251224546551 has 2 divisors, whose sum is σ = 2251224546552. Its totient is φ = 2251224546550.

The previous prime is 2251224546499. The next prime is 2251224546619. The reversal of 2251224546551 is 1556454221522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2251224546551 - 2¹⁰ = 2251224545527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2251224546451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125612273275 + 1125612273276.

It is an arithmetic number, because the mean of its divisors is an integer number (1125612273276).

Almost surely, 2^{2251224546551} is an apocalyptic number.

2251224546551 is a deficient number, since it is larger than the sum of its proper divisors (1).

2251224546551 is an equidigital number, since it uses as much as digits as its factorization.

2251224546551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960000, while the sum is 44.

The spelling of 2251224546551 in words is "two trillion, two hundred fifty-one billion, two hundred twenty-four million, five hundred forty-six thousand, five hundred fifty-one".