33768628441 has 2 divisors, whose sum is σ = 33768628442. Its totient is φ = 33768628440.

The previous prime is 33768628433. The next prime is 33768628469. The reversal of 33768628441 is 14482686733.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30425476041 + 3343152400 = 174429^2 + 57820^2 .

It is a cyclic number.

It is not a de Polignac number, because 33768628441 - 2³ = 33768628433 is a prime.

It is a super-2 number, since 2×33768628441² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33768628141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16884314220 + 16884314221.

It is an arithmetic number, because the mean of its divisors is an integer number (16884314221).

Almost surely, 2^33768628441 is an apocalyptic number.

It is an amenable number.

33768628441 is a deficient number, since it is larger than the sum of its proper divisors (1).

33768628441 is an equidigital number, since it uses as much as digits as its factorization.

33768628441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4644864, while the sum is 52.

The spelling of 33768628441 in words is "thirty-three billion, seven hundred sixty-eight million, six hundred twenty-eight thousand, four hundred forty-one".