33220500052 has 6 divisors (see below), whose sum is σ = 58135875098. Its totient is φ = 16610250024.

The previous prime is 33220500043. The next prime is 33220500077. The reversal of 33220500052 is 25000502233.

It can be written as a sum of positive squares in only one way, i.e., 20450144016 + 12770356036 = 143004^2 + 113006^2 .

It is a super-2 number, since 2×33220500052² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33220499996 and 33220500032.

It is a congruent number.

It is an unprimeable number.

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, 4152562503 + ... + 4152562510.

Almost surely, 2^33220500052 is an apocalyptic number.

It is an amenable number.

33220500052 is a deficient number, since it is larger than the sum of its proper divisors (24915375046).

33220500052 is a wasteful number, since it uses less digits than its factorization.

33220500052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8305125017 (or 8305125015 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

The spelling of 33220500052 in words is "thirty-three billion, two hundred twenty million, five hundred thousand, fifty-two".