545220525611 has 2 divisors, whose sum is σ = 545220525612. Its totient is φ = 545220525610.

The previous prime is 545220525547. The next prime is 545220525613. The reversal of 545220525611 is 116525022545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 545220525611 - 2⁶ = 545220525547 is a prime.

Together with 545220525613, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (545220525613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272610262805 + 272610262806.

It is an arithmetic number, because the mean of its divisors is an integer number (272610262806).

Almost surely, 2^545220525611 is an apocalyptic number.

545220525611 is a deficient number, since it is larger than the sum of its proper divisors (1).

545220525611 is an equidigital number, since it uses as much as digits as its factorization.

545220525611 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120000, while the sum is 38.

The spelling of 545220525611 in words is "five hundred forty-five billion, two hundred twenty million, five hundred twenty-five thousand, six hundred eleven".