16125425355541 has 2 divisors, whose sum is σ = 16125425355542. Its totient is φ = 16125425355540.

The previous prime is 16125425355467. The next prime is 16125425355553. The reversal of 16125425355541 is 14555352452161.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12139273349316 + 3986152006225 = 3484146^2 + 1996535^2 .

It is a cyclic number.

It is not a de Polignac number, because 16125425355541 - 2¹⁹ = 16125424831253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16125425356541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8062712677770 + 8062712677771.

It is an arithmetic number, because the mean of its divisors is an integer number (8062712677771).

Almost surely, 2^{16125425355541} is an apocalyptic number.

It is an amenable number.

16125425355541 is a deficient number, since it is larger than the sum of its proper divisors (1).

16125425355541 is an equidigital number, since it uses as much as digits as its factorization.

16125425355541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3600000, while the sum is 49.

The spelling of 16125425355541 in words is "sixteen trillion, one hundred twenty-five billion, four hundred twenty-five million, three hundred fifty-five thousand, five hundred forty-one".