45145777211 has 2 divisors, whose sum is σ = 45145777212. Its totient is φ = 45145777210.

The previous prime is 45145777199. The next prime is 45145777213. The reversal of 45145777211 is 11277754154.

It is a happy number.

45145777211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45145777211 - 2²² = 45141582907 is a prime.

Together with 45145777213, 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 (45145777213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22572888605 + 22572888606.

It is an arithmetic number, because the mean of its divisors is an integer number (22572888606).

Almost surely, 2^45145777211 is an apocalyptic number.

45145777211 is a deficient number, since it is larger than the sum of its proper divisors (1).

45145777211 is an equidigital number, since it uses as much as digits as its factorization.

45145777211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 274400, while the sum is 44.

The spelling of 45145777211 in words is "forty-five billion, one hundred forty-five million, seven hundred seventy-seven thousand, two hundred eleven".