153191644409 has 2 divisors, whose sum is σ = 153191644410. Its totient is φ = 153191644408.

The previous prime is 153191644387. The next prime is 153191644427. The reversal of 153191644409 is 904446191351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148652658025 + 4538986384 = 385555^2 + 67372^2 .

It is a cyclic number.

It is not a de Polignac number, because 153191644409 - 2²⁸ = 152923208953 is a prime.

It is not a weakly prime, because it can be changed into another prime (153191644499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76595822204 + 76595822205.

It is an arithmetic number, because the mean of its divisors is an integer number (76595822205).

Almost surely, 2^153191644409 is an apocalyptic number.

It is an amenable number.

153191644409 is a deficient number, since it is larger than the sum of its proper divisors (1).

153191644409 is an equidigital number, since it uses as much as digits as its factorization.

153191644409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 47.

The spelling of 153191644409 in words is "one hundred fifty-three billion, one hundred ninety-one million, six hundred forty-four thousand, four hundred nine".