34628890081 has 2 divisors, whose sum is σ = 34628890082. Its totient is φ = 34628890080.

The previous prime is 34628890073. The next prime is 34628890141. The reversal of 34628890081 is 18009882643.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34527585856 + 101304225 = 185816^2 + 10065^2 .

It is a cyclic number.

It is not a de Polignac number, because 34628890081 - 2³ = 34628890073 is a prime.

It is a super-2 number, since 2×34628890081² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (34628890031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17314445040 + 17314445041.

It is an arithmetic number, because the mean of its divisors is an integer number (17314445041).

Almost surely, 2^34628890081 is an apocalyptic number.

It is an amenable number.

34628890081 is a deficient number, since it is larger than the sum of its proper divisors (1).

34628890081 is an equidigital number, since it uses as much as digits as its factorization.

34628890081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 663552, while the sum is 49.

The spelling of 34628890081 in words is "thirty-four billion, six hundred twenty-eight million, eight hundred ninety thousand, eighty-one".