33654145152 has 32 divisors (see below), whose sum is σ = 89393824080. Its totient is φ = 11218048256.

The previous prime is 33654145111. The next prime is 33654145153. The reversal of 33654145152 is 25154145633.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×33654145152² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33654145152.

It is not an unprimeable number, because it can be changed into a prime (33654145153) 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, 43820118 + ... + 43820885.

Almost surely, 2^33654145152 is an apocalyptic number.

33654145152 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

33654145152 is an abundant number, since it is smaller than the sum of its proper divisors (55739678928).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33654145152 is an equidigital number, since it uses as much as digits as its factorization.

33654145152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87641020 (or 87641008 counting only the distinct ones).

The product of its digits is 216000, while the sum is 39.

The spelling of 33654145152 in words is "thirty-three billion, six hundred fifty-four million, one hundred forty-five thousand, one hundred fifty-two".