33190897612 has 12 divisors (see below), whose sum is σ = 61141127320. Its totient is φ = 15722004096.

The previous prime is 33190897589. The next prime is 33190897613. The reversal of 33190897612 is 21679809133.

It is a super-2 number, since 2×33190897612² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (33190897613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218361093 + ... + 218361244.

Almost surely, 2^33190897612 is an apocalyptic number.

It is an amenable number.

33190897612 is a deficient number, since it is larger than the sum of its proper divisors (27950229708).

33190897612 is a wasteful number, since it uses less digits than its factorization.

33190897612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436722360 (or 436722358 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 49.

The spelling of 33190897612 in words is "thirty-three billion, one hundred ninety million, eight hundred ninety-seven thousand, six hundred twelve".