149596565041381 has 2 divisors, whose sum is σ = 149596565041382. Its totient is φ = 149596565041380.

The previous prime is 149596565041333. The next prime is 149596565041487. The reversal of 149596565041381 is 183140565695941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 75124256130625 + 74472308910756 = 8667425^2 + 8629734^2 .

It is a cyclic number.

It is not a de Polignac number, because 149596565041381 - 2⁹ = 149596565040869 is a prime.

It is a super-2 number, since 2×149596565041381² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149596565042381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74798282520690 + 74798282520691.

It is an arithmetic number, because the mean of its divisors is an integer number (74798282520691).

Almost surely, 2^{149596565041381} is an apocalyptic number.

It is an amenable number.

149596565041381 is a deficient number, since it is larger than the sum of its proper divisors (1).

149596565041381 is an equidigital number, since it uses as much as digits as its factorization.

149596565041381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968000, while the sum is 67.

The spelling of 149596565041381 in words is "one hundred forty-nine trillion, five hundred ninety-six billion, five hundred sixty-five million, forty-one thousand, three hundred eighty-one".