33242405401 has 2 divisors, whose sum is σ = 33242405402. Its totient is φ = 33242405400.

The previous prime is 33242405347. The next prime is 33242405407. The reversal of 33242405401 is 10450424233.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32887459801 + 354945600 = 181349^2 + 18840^2 .

It is a cyclic number.

It is not a de Polignac number, because 33242405401 - 2⁹ = 33242404889 is a prime.

It is a super-2 number, since 2×33242405401² (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 33242405401.

It is not a weakly prime, because it can be changed into another prime (33242405407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16621202700 + 16621202701.

It is an arithmetic number, because the mean of its divisors is an integer number (16621202701).

Almost surely, 2^33242405401 is an apocalyptic number.

It is an amenable number.

33242405401 is a deficient number, since it is larger than the sum of its proper divisors (1).

33242405401 is an equidigital number, since it uses as much as digits as its factorization.

33242405401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 33242405401 its reverse (10450424233), we get a palindrome (43692829634).

The spelling of 33242405401 in words is "thirty-three billion, two hundred forty-two million, four hundred five thousand, four hundred one".