153191644427 has 2 divisors, whose sum is σ = 153191644428. Its totient is φ = 153191644426.

The previous prime is 153191644409. The next prime is 153191644453. The reversal of 153191644427 is 724446191351.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 153191644427 - 2²⁶ = 153124535563 is a prime.

It is not a weakly prime, because it can be changed into another prime (153191644027) 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, 76595822213 + 76595822214.

It is an arithmetic number, because the mean of its divisors is an integer number (76595822214).

Almost surely, 2^153191644427 is an apocalyptic number.

153191644427 is a deficient number, since it is larger than the sum of its proper divisors (1).

153191644427 is an equidigital number, since it uses as much as digits as its factorization.

153191644427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 47.

The spelling of 153191644427 in words is "one hundred fifty-three billion, one hundred ninety-one million, six hundred forty-four thousand, four hundred twenty-seven".