4122505401551 has 2 divisors, whose sum is σ = 4122505401552. Its totient is φ = 4122505401550.

The previous prime is 4122505401527. The next prime is 4122505401587. The reversal of 4122505401551 is 1551045052214.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4122505401551 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4122505400551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2061252700775 + 2061252700776.

It is an arithmetic number, because the mean of its divisors is an integer number (2061252700776).

Almost surely, 2^{4122505401551} is an apocalyptic number.

4122505401551 is a deficient number, since it is larger than the sum of its proper divisors (1).

4122505401551 is an equidigital number, since it uses as much as digits as its factorization.

4122505401551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40000, while the sum is 35.

The spelling of 4122505401551 in words is "four trillion, one hundred twenty-two billion, five hundred five million, four hundred one thousand, five hundred fifty-one".