233628143388 has 24 divisors (see below), whose sum is σ = 577198942992. Its totient is φ = 73295103744.

The previous prime is 233628143383. The next prime is 233628143393. The reversal of 233628143388 is 883341826332.

233628143388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (233628143383) and next prime (233628143393).

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 233628143388.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233628143383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 572617795 + ... + 572618202.

It is an arithmetic number, because the mean of its divisors is an integer number (24049955958).

Almost surely, 2^233628143388 is an apocalyptic number.

It is an amenable number.

233628143388 is an abundant number, since it is smaller than the sum of its proper divisors (343570799604).

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

233628143388 is a wasteful number, since it uses less digits than its factorization.

233628143388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145236021 (or 1145236019 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 51.

The spelling of 233628143388 in words is "two hundred thirty-three billion, six hundred twenty-eight million, one hundred forty-three thousand, three hundred eighty-eight".