2188533555052 has 12 divisors (see below), whose sum is σ = 4124544007696. Its totient is φ = 1010092410000.

The previous prime is 2188533555037. The next prime is 2188533555053. The reversal of 2188533555052 is 2505553358812.

It is a happy number.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (52), and also a Moran number because the ratio is a prime number: 42087183751 = 2188533555052 / (2 + 1 + 8 + 8 + 5 + 3 + 3 + 5 + 5 + 5 + 0 + 5 + 2).

It is not an unprimeable number, because it can be changed into a prime (2188533555053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21043591824 + ... + 21043591927.

Almost surely, 2^{2188533555052} is an apocalyptic number.

It is an amenable number.

2188533555052 is a deficient number, since it is larger than the sum of its proper divisors (1936010452644).

2188533555052 is a wasteful number, since it uses less digits than its factorization.

2188533555052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42087183768 (or 42087183766 counting only the distinct ones).

The product of its (nonzero) digits is 7200000, while the sum is 52.

The spelling of 2188533555052 in words is "two trillion, one hundred eighty-eight billion, five hundred thirty-three million, five hundred fifty-five thousand, fifty-two".