33612632401 has 2 divisors, whose sum is σ = 33612632402. Its totient is φ = 33612632400.

The previous prime is 33612632393. The next prime is 33612632437. The reversal of 33612632401 is 10423621633.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31508025025 + 2104607376 = 177505^2 + 45876^2 .

It is an emirp because it is prime and its reverse (10423621633) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33612632401 - 2³ = 33612632393 is a prime.

It is a super-2 number, since 2×33612632401² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33612632491) 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 as a sum of consecutive naturals, namely, 16806316200 + 16806316201.

It is an arithmetic number, because the mean of its divisors is an integer number (16806316201).

Almost surely, 2^33612632401 is an apocalyptic number.

It is an amenable number.

33612632401 is a deficient number, since it is larger than the sum of its proper divisors (1).

33612632401 is an equidigital number, since it uses as much as digits as its factorization.

33612632401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 31.

The spelling of 33612632401 in words is "thirty-three billion, six hundred twelve million, six hundred thirty-two thousand, four hundred one".