154961824601 has 2 divisors, whose sum is σ = 154961824602. Its totient is φ = 154961824600.

The previous prime is 154961824579. The next prime is 154961824613. The reversal of 154961824601 is 106428169451.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147947929600 + 7013895001 = 384640^2 + 83749^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-154961824601 is a prime.

It is not a weakly prime, because it can be changed into another prime (154961824631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77480912300 + 77480912301.

It is an arithmetic number, because the mean of its divisors is an integer number (77480912301).

Almost surely, 2^154961824601 is an apocalyptic number.

It is an amenable number.

154961824601 is a deficient number, since it is larger than the sum of its proper divisors (1).

154961824601 is an equidigital number, since it uses as much as digits as its factorization.

154961824601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 414720, while the sum is 47.

The spelling of 154961824601 in words is "one hundred fifty-four billion, nine hundred sixty-one million, eight hundred twenty-four thousand, six hundred one".