72441655003 has 2 divisors, whose sum is σ = 72441655004. Its totient is φ = 72441655002.

The previous prime is 72441654997. The next prime is 72441655037. The reversal of 72441655003 is 30055614427.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 72441655003 - 2¹³ = 72441646811 is a prime.

It is not a weakly prime, because it can be changed into another prime (72441605003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36220827501 + 36220827502.

It is an arithmetic number, because the mean of its divisors is an integer number (36220827502).

Almost surely, 2^72441655003 is an apocalyptic number.

72441655003 is a deficient number, since it is larger than the sum of its proper divisors (1).

72441655003 is an equidigital number, since it uses as much as digits as its factorization.

72441655003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 72441655003 in words is "seventy-two billion, four hundred forty-one million, six hundred fifty-five thousand, three".