149827531432291 has 2 divisors, whose sum is σ = 149827531432292. Its totient is φ = 149827531432290.

The previous prime is 149827531432231. The next prime is 149827531432333. The reversal of 149827531432291 is 192234135728941.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 149827531432291 - 2²¹ = 149827529335139 is a prime.

It is not a weakly prime, because it can be changed into another prime (149827531432231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74913765716145 + 74913765716146.

It is an arithmetic number, because the mean of its divisors is an integer number (74913765716146).

Almost surely, 2^{149827531432291} is an apocalyptic number.

149827531432291 is a deficient number, since it is larger than the sum of its proper divisors (1).

149827531432291 is an equidigital number, since it uses as much as digits as its factorization.

149827531432291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26127360, while the sum is 61.

The spelling of 149827531432291 in words is "one hundred forty-nine trillion, eight hundred twenty-seven billion, five hundred thirty-one million, four hundred thirty-two thousand, two hundred ninety-one".