33502000061 has 2 divisors, whose sum is σ = 33502000062. Its totient is φ = 33502000060.

The previous prime is 33502000027. The next prime is 33502000069. The reversal of 33502000061 is 16000020533.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30138696025 + 3363304036 = 173605^2 + 57994^2 .

It is a cyclic number.

It is not a de Polignac number, because 33502000061 - 2¹⁴ = 33501983677 is a prime.

It is a super-2 number, since 2×33502000061² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33501999997 and 33502000042.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33502000069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16751000030 + 16751000031.

It is an arithmetic number, because the mean of its divisors is an integer number (16751000031).

Almost surely, 2^33502000061 is an apocalyptic number.

It is an amenable number.

33502000061 is a deficient number, since it is larger than the sum of its proper divisors (1).

33502000061 is an equidigital number, since it uses as much as digits as its factorization.

33502000061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 20.

Adding to 33502000061 its reverse (16000020533), we get a palindrome (49502020594).

The spelling of 33502000061 in words is "thirty-three billion, five hundred two million, sixty-one", and thus it is an aban number.