473525152621 has 2 divisors, whose sum is σ = 473525152622. Its totient is φ = 473525152620.

The previous prime is 473525152619. The next prime is 473525152627. The reversal of 473525152621 is 126251525374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 395829722500 + 77695430121 = 629150^2 + 278739^2 .

It is a cyclic number.

It is not a de Polignac number, because 473525152621 - 2¹ = 473525152619 is a prime.

Together with 473525152619, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (473525152627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236762576310 + 236762576311.

It is an arithmetic number, because the mean of its divisors is an integer number (236762576311).

Almost surely, 2^473525152621 is an apocalyptic number.

It is an amenable number.

473525152621 is a deficient number, since it is larger than the sum of its proper divisors (1).

473525152621 is an equidigital number, since it uses as much as digits as its factorization.

473525152621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504000, while the sum is 43.

Adding to 473525152621 its reverse (126251525374), we get a palindrome (599776677995).

The spelling of 473525152621 in words is "four hundred seventy-three billion, five hundred twenty-five million, one hundred fifty-two thousand, six hundred twenty-one".