30497555150149 has 2 divisors, whose sum is σ = 30497555150150. Its totient is φ = 30497555150148.

The previous prime is 30497555150147. The next prime is 30497555150201. The reversal of 30497555150149 is 94105155579403.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23635329577924 + 6862225572225 = 4861618^2 + 2619585^2 .

It is a cyclic number.

It is not a de Polignac number, because 30497555150149 - 2¹ = 30497555150147 is a prime.

Together with 30497555150147, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 30497555150093 and 30497555150102.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30497555150147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15248777575074 + 15248777575075.

It is an arithmetic number, because the mean of its divisors is an integer number (15248777575075).

Almost surely, 2^{30497555150149} is an apocalyptic number.

It is an amenable number.

30497555150149 is a deficient number, since it is larger than the sum of its proper divisors (1).

30497555150149 is an equidigital number, since it uses as much as digits as its factorization.

30497555150149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17010000, while the sum is 58.

The spelling of 30497555150149 in words is "thirty trillion, four hundred ninety-seven billion, five hundred fifty-five million, one hundred fifty thousand, one hundred forty-nine".