149473167871 has 2 divisors, whose sum is σ = 149473167872. Its totient is φ = 149473167870.

The previous prime is 149473167859. The next prime is 149473167889. The reversal of 149473167871 is 178761374941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 149473167871 - 2¹⁷ = 149473036799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149473162871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74736583935 + 74736583936.

It is an arithmetic number, because the mean of its divisors is an integer number (74736583936).

Almost surely, 2^149473167871 is an apocalyptic number.

149473167871 is a deficient number, since it is larger than the sum of its proper divisors (1).

149473167871 is an equidigital number, since it uses as much as digits as its factorization.

149473167871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7112448, while the sum is 58.

The spelling of 149473167871 in words is "one hundred forty-nine billion, four hundred seventy-three million, one hundred sixty-seven thousand, eight hundred seventy-one".