33198989425 has 12 divisors (see below), whose sum is σ = 47047710976. Its totient is φ = 22765021200.

The previous prime is 33198989413. The next prime is 33198989443. The reversal of 33198989425 is 52498989133.

It is not a de Polignac number, because 33198989425 - 2⁹ = 33198988913 is a prime.

It is a super-2 number, since 2×33198989425² (a number of 22 digits) contains 22 as substring.

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 in 11 ways as a sum of consecutive naturals, for example, 94854081 + ... + 94854430.

Almost surely, 2^33198989425 is an apocalyptic number.

33198989425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

33198989425 is a deficient number, since it is larger than the sum of its proper divisors (13848721551).

33198989425 is a wasteful number, since it uses less digits than its factorization.

33198989425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189708528 (or 189708523 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 61.

The spelling of 33198989425 in words is "thirty-three billion, one hundred ninety-eight million, nine hundred eighty-nine thousand, four hundred twenty-five".