2150345454321 has 16 divisors (see below), whose sum is σ = 2928276691200. Its totient is φ = 1402991983488.

The previous prime is 2150345454293. The next prime is 2150345454331. The reversal of 2150345454321 is 1234545430512.

It is not a de Polignac number, because 2150345454321 - 2¹⁴ = 2150345437937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2150345454321.

It is not an unprimeable number, because it can be changed into a prime (2150345454331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2519965 + ... + 3263573.

It is an arithmetic number, because the mean of its divisors is an integer number (183017293200).

Almost surely, 2^{2150345454321} is an apocalyptic number.

It is an amenable number.

2150345454321 is a deficient number, since it is larger than the sum of its proper divisors (777931236879).

2150345454321 is a wasteful number, since it uses less digits than its factorization.

2150345454321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764168.

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 2150345454321 in words is "two trillion, one hundred fifty billion, three hundred forty-five million, four hundred fifty-four thousand, three hundred twenty-one".