146138876227 has 2 divisors, whose sum is σ = 146138876228. Its totient is φ = 146138876226.

The previous prime is 146138876171. The next prime is 146138876293. The reversal of 146138876227 is 722678831641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146138876227 - 2¹¹ = 146138874179 is a prime.

It is a super-2 number, since 2×146138876227² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (146138876327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73069438113 + 73069438114.

It is an arithmetic number, because the mean of its divisors is an integer number (73069438114).

Almost surely, 2^146138876227 is an apocalyptic number.

146138876227 is a deficient number, since it is larger than the sum of its proper divisors (1).

146138876227 is an equidigital number, since it uses as much as digits as its factorization.

146138876227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5419008, while the sum is 55.

The spelling of 146138876227 in words is "one hundred forty-six billion, one hundred thirty-eight million, eight hundred seventy-six thousand, two hundred twenty-seven".