152066315621 has 4 divisors (see below), whose sum is σ = 165890526144. Its totient is φ = 138242105100.

The previous prime is 152066315573. The next prime is 152066315623. The reversal of 152066315621 is 126513660251.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 152066315621 - 2³⁴ = 134886446437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152066315623) 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 3 ways as a sum of consecutive naturals, for example, 6912105245 + ... + 6912105266.

It is an arithmetic number, because the mean of its divisors is an integer number (41472631536).

Almost surely, 2^152066315621 is an apocalyptic number.

152066315621 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

152066315621 is a deficient number, since it is larger than the sum of its proper divisors (13824210523).

152066315621 is a wasteful number, since it uses less digits than its factorization.

152066315621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13824210522.

The product of its (nonzero) digits is 64800, while the sum is 38.

Adding to 152066315621 its reverse (126513660251), we get a palindrome (278579975872).

The spelling of 152066315621 in words is "one hundred fifty-two billion, sixty-six million, three hundred fifteen thousand, six hundred twenty-one".