154024216224061 has 2 divisors, whose sum is σ = 154024216224062. Its totient is φ = 154024216224060.

The previous prime is 154024216224049. The next prime is 154024216224139. The reversal of 154024216224061 is 160422612420451.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125181838563961 + 28842377660100 = 11188469^2 + 5370510^2 .

It is a cyclic number.

It is not a de Polignac number, because 154024216224061 - 2⁵ = 154024216224029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154024216224001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77012108112030 + 77012108112031.

It is an arithmetic number, because the mean of its divisors is an integer number (77012108112031).

Almost surely, 2^{154024216224061} is an apocalyptic number.

It is an amenable number.

154024216224061 is a deficient number, since it is larger than the sum of its proper divisors (1).

154024216224061 is an equidigital number, since it uses as much as digits as its factorization.

154024216224061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 184320, while the sum is 40.

The spelling of 154024216224061 in words is "one hundred fifty-four trillion, twenty-four billion, two hundred sixteen million, two hundred twenty-four thousand, sixty-one".