12033501534 has 32 divisors (see below), whose sum is σ = 28148544000. Its totient is φ = 3800052792.

The previous prime is 12033501533. The next prime is 12033501589. The reversal of 12033501534 is 43510533021.

12033501534 is a `hidden beast` number, since 120 + 3 + 3 + 5 + 0 + 1 + 534 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 12033501498 and 12033501507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12033501533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5863254 + ... + 5865305.

It is an arithmetic number, because the mean of its divisors is an integer number (879642000).

Almost surely, 2^12033501534 is an apocalyptic number.

12033501534 is an abundant number, since it is smaller than the sum of its proper divisors (16115042466).

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

12033501534 is a wasteful number, since it uses less digits than its factorization.

12033501534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11728589 (or 11728583 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The spelling of 12033501534 in words is "twelve billion, thirty-three million, five hundred one thousand, five hundred thirty-four".