2045345402227 has 2 divisors, whose sum is σ = 2045345402228. Its totient is φ = 2045345402226.

The previous prime is 2045345402179. The next prime is 2045345402231. The reversal of 2045345402227 is 7222045435402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2045345402227 is a prime.

It is a super-2 number, since 2×2045345402227² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2045345402227.

It is not a weakly prime, because it can be changed into another prime (2045345402257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022672701113 + 1022672701114.

It is an arithmetic number, because the mean of its divisors is an integer number (1022672701114).

Almost surely, 2^{2045345402227} is an apocalyptic number.

2045345402227 is a deficient number, since it is larger than the sum of its proper divisors (1).

2045345402227 is an equidigital number, since it uses as much as digits as its factorization.

2045345402227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 537600, while the sum is 40.

The spelling of 2045345402227 in words is "two trillion, forty-five billion, three hundred forty-five million, four hundred two thousand, two hundred twenty-seven".