120149749028641 has 2 divisors, whose sum is σ = 120149749028642. Its totient is φ = 120149749028640.

The previous prime is 120149749028611. The next prime is 120149749028759. The reversal of 120149749028641 is 146820947941021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113533201798416 + 6616547230225 = 10655196^2 + 2572265^2 .

It is a cyclic number.

It is not a de Polignac number, because 120149749028641 - 2⁹ = 120149749028129 is a prime.

It is not a weakly prime, because it can be changed into another prime (120149749028611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60074874514320 + 60074874514321.

It is an arithmetic number, because the mean of its divisors is an integer number (60074874514321).

Almost surely, 2^{120149749028641} is an apocalyptic number.

It is an amenable number.

120149749028641 is a deficient number, since it is larger than the sum of its proper divisors (1).

120149749028641 is an equidigital number, since it uses as much as digits as its factorization.

120149749028641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6967296, while the sum is 58.

The spelling of 120149749028641 in words is "one hundred twenty trillion, one hundred forty-nine billion, seven hundred forty-nine million, twenty-eight thousand, six hundred forty-one".