152847205933321 has 3 divisors (see below), whose sum is σ = 152847218296461. Its totient is φ = 152847193570182.

The previous prime is 152847205933277. The next prime is 152847205933327. The reversal of 152847205933321 is 123339502748251.

It is a happy number.

The square root of 152847205933321 is 12363139.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 152847205933321 - 2¹⁹ = 152847205409033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (152847205933327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 6181570 + ... + 18544708.

It is an arithmetic number, because the mean of its divisors is an integer number (50949072765487).

Almost surely, 2^{152847205933321} is an apocalyptic number.

152847205933321 is the 12363139-th square number.

152847205933321 is the 6181570-th centered octagonal number.

It is an amenable number.

152847205933321 is a deficient number, since it is larger than the sum of its proper divisors (12363140).

152847205933321 is an frugal number, since it uses more digits than its factorization.

152847205933321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24726278 (or 12363139 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 55.

The spelling of 152847205933321 in words is "one hundred fifty-two trillion, eight hundred forty-seven billion, two hundred five million, nine hundred thirty-three thousand, three hundred twenty-one".