33228955705 has 16 divisors (see below), whose sum is σ = 43530182784. Its totient is φ = 24149591680.

The previous prime is 33228955691. The next prime is 33228955709. The reversal of 33228955705 is 50755982233.

It is a de Polignac number, because none of the positive numbers 2^k-33228955705 is a prime.

It is a super-2 number, since 2×33228955705² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33228955709) 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, 131989 + ... + 289618.

It is an arithmetic number, because the mean of its divisors is an integer number (2720636424).

Almost surely, 2^33228955705 is an apocalyptic number.

It is an amenable number.

33228955705 is a deficient number, since it is larger than the sum of its proper divisors (10301227079).

33228955705 is a wasteful number, since it uses less digits than its factorization.

33228955705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423056.

The product of its (nonzero) digits is 2268000, while the sum is 49.

The spelling of 33228955705 in words is "thirty-three billion, two hundred twenty-eight million, nine hundred fifty-five thousand, seven hundred five".