33253042401 has 8 divisors (see below), whose sum is σ = 49263766560. Its totient is φ = 22168694916.

The previous prime is 33253042363. The next prime is 33253042409. The reversal of 33253042401 is 10424035233.

33253042401 is a `hidden beast` number, since 3 + 3 + 253 + 0 + 4 + 2 + 401 = 666.

It is not a de Polignac number, because 33253042401 - 2¹⁰ = 33253041377 is a prime.

It is a super-2 number, since 2×33253042401² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 1231594163 = 33253042401 / (3 + 3 + 2 + 5 + 3 + 0 + 4 + 2 + 4 + 0 + 1).

It is not an unprimeable number, because it can be changed into a prime (33253042409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 615797055 + ... + 615797108.

It is an arithmetic number, because the mean of its divisors is an integer number (6157970820).

Almost surely, 2^33253042401 is an apocalyptic number.

It is an amenable number.

33253042401 is a deficient number, since it is larger than the sum of its proper divisors (16010724159).

33253042401 is a wasteful number, since it uses less digits than its factorization.

33253042401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231594172 (or 1231594166 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 33253042401 its reverse (10424035233), we get a palindrome (43677077634).

The spelling of 33253042401 in words is "thirty-three billion, two hundred fifty-three million, forty-two thousand, four hundred one".