70072761443 has 2 divisors, whose sum is σ = 70072761444. Its totient is φ = 70072761442.

The previous prime is 70072761419. The next prime is 70072761449. The reversal of 70072761443 is 34416727007.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70072761443 - 2⁶ = 70072761379 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70072761443.

It is not a weakly prime, because it can be changed into another prime (70072761449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35036380721 + 35036380722.

It is an arithmetic number, because the mean of its divisors is an integer number (35036380722).

Almost surely, 2^70072761443 is an apocalyptic number.

70072761443 is a deficient number, since it is larger than the sum of its proper divisors (1).

70072761443 is an equidigital number, since it uses as much as digits as its factorization.

70072761443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 197568, while the sum is 41.

The spelling of 70072761443 in words is "seventy billion, seventy-two million, seven hundred sixty-one thousand, four hundred forty-three".