149057643211 has 2 divisors, whose sum is σ = 149057643212. Its totient is φ = 149057643210.

The previous prime is 149057643197. The next prime is 149057643233. The reversal of 149057643211 is 112346750941.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149057643211 - 2¹⁷ = 149057512139 is a prime.

It is not a weakly prime, because it can be changed into another prime (149057643811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74528821605 + 74528821606.

It is an arithmetic number, because the mean of its divisors is an integer number (74528821606).

Almost surely, 2^149057643211 is an apocalyptic number.

149057643211 is a deficient number, since it is larger than the sum of its proper divisors (1).

149057643211 is an equidigital number, since it uses as much as digits as its factorization.

149057643211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 149057643211 in words is "one hundred forty-nine billion, fifty-seven million, six hundred forty-three thousand, two hundred eleven".