72261098159 has 2 divisors, whose sum is σ = 72261098160. Its totient is φ = 72261098158.

The previous prime is 72261098153. The next prime is 72261098197. The reversal of 72261098159 is 95189016227.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72261098159 - 2⁸ = 72261097903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72261098153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36130549079 + 36130549080.

It is an arithmetic number, because the mean of its divisors is an integer number (36130549080).

Almost surely, 2^72261098159 is an apocalyptic number.

72261098159 is a deficient number, since it is larger than the sum of its proper divisors (1).

72261098159 is an equidigital number, since it uses as much as digits as its factorization.

72261098159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 50.

The spelling of 72261098159 in words is "seventy-two billion, two hundred sixty-one million, ninety-eight thousand, one hundred fifty-nine".