72442466029 has 2 divisors, whose sum is σ = 72442466030. Its totient is φ = 72442466028.

The previous prime is 72442466021. The next prime is 72442466137. The reversal of 72442466029 is 92066424427.

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., 71286330025 + 1156136004 = 266995^2 + 34002^2 .

It is a cyclic number.

It is not a de Polignac number, because 72442466029 - 2³ = 72442466021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72442466029.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72442466021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36221233014 + 36221233015.

It is an arithmetic number, because the mean of its divisors is an integer number (36221233015).

Almost surely, 2^72442466029 is an apocalyptic number.

It is an amenable number.

72442466029 is a deficient number, since it is larger than the sum of its proper divisors (1).

72442466029 is an equidigital number, since it uses as much as digits as its factorization.

72442466029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1161216, while the sum is 46.

The spelling of 72442466029 in words is "seventy-two billion, four hundred forty-two million, four hundred sixty-six thousand, twenty-nine".