26303640033 has 32 divisors (see below), whose sum is σ = 40387944960. Its totient is φ = 15059658240.

The previous prime is 26303640019. The next prime is 26303640073. The reversal of 26303640033 is 33004630362.

It is not a de Polignac number, because 26303640033 - 2¹² = 26303635937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26303640073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161910 + ... + 280752.

It is an arithmetic number, because the mean of its divisors is an integer number (1262123280).

Almost surely, 2^26303640033 is an apocalyptic number.

It is an amenable number.

26303640033 is a deficient number, since it is larger than the sum of its proper divisors (14084304927).

26303640033 is a wasteful number, since it uses less digits than its factorization.

26303640033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119229.

The product of its (nonzero) digits is 23328, while the sum is 30.

The spelling of 26303640033 in words is "twenty-six billion, three hundred three million, six hundred forty thousand, thirty-three".