154252346266009 has 2 divisors, whose sum is σ = 154252346266010. Its totient is φ = 154252346266008.

The previous prime is 154252346265977. The next prime is 154252346266111. The reversal of 154252346266009 is 900662643252451.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153934641561600 + 317704704409 = 12407040^2 + 563653^2 .

It is a cyclic number.

It is not a de Polignac number, because 154252346266009 - 2⁵ = 154252346265977 is a prime.

It is not a weakly prime, because it can be changed into another prime (154252346266409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77126173133004 + 77126173133005.

It is an arithmetic number, because the mean of its divisors is an integer number (77126173133005).

Almost surely, 2^{154252346266009} is an apocalyptic number.

It is an amenable number.

154252346266009 is a deficient number, since it is larger than the sum of its proper divisors (1).

154252346266009 is an equidigital number, since it uses as much as digits as its factorization.

154252346266009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18662400, while the sum is 55.

The spelling of 154252346266009 in words is "one hundred fifty-four trillion, two hundred fifty-two billion, three hundred forty-six million, two hundred sixty-six thousand, nine".