33240454000 has 80 divisors (see below), whose sum is σ = 86558209920. Its totient is φ = 12273388800.

The previous prime is 33240453989. The next prime is 33240454031. The reversal of 33240454000 is 45404233.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×33240454000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 613240 + ... + 665239.

It is an arithmetic number, because the mean of its divisors is an integer number (1081977624).

Almost surely, 2^33240454000 is an apocalyptic number.

It is an amenable number.

33240454000 is an abundant number, since it is smaller than the sum of its proper divisors (53317755920).

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

33240454000 is a wasteful number, since it uses less digits than its factorization.

33240454000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278515 (or 1278499 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 33240454000 its reverse (45404233), we get a palindrome (33285858233).

The spelling of 33240454000 in words is "thirty-three billion, two hundred forty million, four hundred fifty-four thousand".