2150525543443 has 4 divisors (see below), whose sum is σ = 2202977386008. Its totient is φ = 2098073700880.

The previous prime is 2150525543303. The next prime is 2150525543483. The reversal of 2150525543443 is 3443455250512.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2150525543443 - 2²⁵ = 2150491989011 is a prime.

It is a super-2 number, since 2×2150525543443² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2150525543443.

It is not an unprimeable number, because it can be changed into a prime (2150525543483) 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, 26225921221 + ... + 26225921302.

It is an arithmetic number, because the mean of its divisors is an integer number (550744346502).

Almost surely, 2^{2150525543443} is an apocalyptic number.

2150525543443 is a deficient number, since it is larger than the sum of its proper divisors (52451842565).

2150525543443 is an equidigital number, since it uses as much as digits as its factorization.

2150525543443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52451842564.

The product of its (nonzero) digits is 1440000, while the sum is 43.

The spelling of 2150525543443 in words is "two trillion, one hundred fifty billion, five hundred twenty-five million, five hundred forty-three thousand, four hundred forty-three".