2152015555443 has 8 divisors (see below), whose sum is σ = 3090073618128. Its totient is φ = 1324317264864.

The previous prime is 2152015555373. The next prime is 2152015555451. The reversal of 2152015555443 is 3445555102512.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2152015555443 - 2¹⁴ = 2152015539059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2152015555395 and 2152015555404.

It is not an unprimeable number, because it can be changed into a prime (2152015557443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27589942980 + ... + 27589943057.

It is an arithmetic number, because the mean of its divisors is an integer number (386259202266).

Almost surely, 2^{2152015555443} is an apocalyptic number.

2152015555443 is a deficient number, since it is larger than the sum of its proper divisors (938058062685).

2152015555443 is a wasteful number, since it uses less digits than its factorization.

2152015555443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55179886053.

The product of its (nonzero) digits is 600000, while the sum is 42.

The spelling of 2152015555443 in words is "two trillion, one hundred fifty-two billion, fifteen million, five hundred fifty-five thousand, four hundred forty-three".