70836221627 has 2 divisors, whose sum is σ = 70836221628. Its totient is φ = 70836221626.

The previous prime is 70836221611. The next prime is 70836221633. The reversal of 70836221627 is 72612263807.

It is a strong prime.

It is an emirp because it is prime and its reverse (72612263807) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70836221627 - 2⁴ = 70836221611 is a prime.

It is not a weakly prime, because it can be changed into another prime (70836220627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35418110813 + 35418110814.

It is an arithmetic number, because the mean of its divisors is an integer number (35418110814).

Almost surely, 2^70836221627 is an apocalyptic number.

70836221627 is a deficient number, since it is larger than the sum of its proper divisors (1).

70836221627 is an equidigital number, since it uses as much as digits as its factorization.

70836221627 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 44.

The spelling of 70836221627 in words is "seventy billion, eight hundred thirty-six million, two hundred twenty-one thousand, six hundred twenty-seven".