33541073641 has 2 divisors, whose sum is σ = 33541073642. Its totient is φ = 33541073640.

The previous prime is 33541073633. The next prime is 33541073659. The reversal of 33541073641 is 14637014533.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17291198016 + 16249875625 = 131496^2 + 127475^2 .

It is a cyclic number.

It is not a de Polignac number, because 33541073641 - 2³ = 33541073633 is a prime.

It is a super-2 number, since 2×33541073641² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33541073641.

It is not a weakly prime, because it can be changed into another prime (33541073681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16770536820 + 16770536821.

It is an arithmetic number, because the mean of its divisors is an integer number (16770536821).

Almost surely, 2^33541073641 is an apocalyptic number.

It is an amenable number.

33541073641 is a deficient number, since it is larger than the sum of its proper divisors (1).

33541073641 is an equidigital number, since it uses as much as digits as its factorization.

33541073641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 37.

The spelling of 33541073641 in words is "thirty-three billion, five hundred forty-one million, seventy-three thousand, six hundred forty-one".