33474767872 has 528 divisors, whose sum is σ = 91868377440. Its totient is φ = 12039487488.

The previous prime is 33474767869. The next prime is 33474767897. The reversal of 33474767872 is 27876747433.

It is a super-2 number, since 2×33474767872² (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 (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 458558428 + ... + 458558500.

Almost surely, 2^33474767872 is an apocalyptic number.

33474767872 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33474767872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45934188720).

33474767872 is an abundant number, since it is smaller than the sum of its proper divisors (58393609568).

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

33474767872 is a wasteful number, since it uses less digits than its factorization.

33474767872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176 (or 151 counting only the distinct ones).

The product of its digits is 33191424, while the sum is 58.

The spelling of 33474767872 in words is "thirty-three billion, four hundred seventy-four million, seven hundred sixty-seven thousand, eight hundred seventy-two".