11533452942 has 32 divisors (see below), whose sum is σ = 25304503680. Its totient is φ = 3475457120.

The previous prime is 11533452937. The next prime is 11533452943. The reversal of 11533452942 is 24925433511.

11533452942 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11533452942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11533452943) 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, 476313 + ... + 499940.

It is an arithmetic number, because the mean of its divisors is an integer number (790765740).

Almost surely, 2^11533452942 is an apocalyptic number.

11533452942 is an abundant number, since it is smaller than the sum of its proper divisors (13771050738).

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

11533452942 is a wasteful number, since it uses less digits than its factorization.

11533452942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976448.

The product of its digits is 129600, while the sum is 39.

The spelling of 11533452942 in words is "eleven billion, five hundred thirty-three million, four hundred fifty-two thousand, nine hundred forty-two".