33820344038697 has 16 divisors (see below), whose sum is σ = 45789026365440. Its totient is φ = 22200834204432.

The previous prime is 33820344038639. The next prime is 33820344038717. The reversal of 33820344038697 is 79683044302833.

It is not a de Polignac number, because 33820344038697 - 2⁸ = 33820344038441 is a prime.

It is a super-2 number, since 2×33820344038697² (a number of 28 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 33820344038697.

It is not an unprimeable number, because it can be changed into a prime (33820364038697) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194329743 + ... + 194503700.

It is an arithmetic number, because the mean of its divisors is an integer number (2861814147840).

Almost surely, 2^{33820344038697} is an apocalyptic number.

It is an amenable number.

33820344038697 is a deficient number, since it is larger than the sum of its proper divisors (11968682326743).

33820344038697 is a wasteful number, since it uses less digits than its factorization.

33820344038697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388833892.

The product of its (nonzero) digits is 62705664, while the sum is 60.

The spelling of 33820344038697 in words is "thirty-three trillion, eight hundred twenty billion, three hundred forty-four million, thirty-eight thousand, six hundred ninety-seven".