521314150653 has 6 divisors (see below), whose sum is σ = 753009328734. Its totient is φ = 347542767096.

The previous prime is 521314150627. The next prime is 521314150711. The reversal of 521314150653 is 356051413125.

521314150653 is a `hidden beast` number, since 5 + 2 + 1 + 3 + 141 + 506 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 431042145444 + 90272005209 = 656538^2 + 300453^2 .

It is not a de Polignac number, because 521314150653 - 2³⁰ = 520240408829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (521314150613) 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 5 ways as a sum of consecutive naturals, for example, 28961897250 + ... + 28961897267.

It is an arithmetic number, because the mean of its divisors is an integer number (125501554789).

Almost surely, 2^521314150653 is an apocalyptic number.

It is an amenable number.

521314150653 is a deficient number, since it is larger than the sum of its proper divisors (231695178081).

521314150653 is a wasteful number, since it uses less digits than its factorization.

521314150653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57923794523 (or 57923794520 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

Adding to 521314150653 its reverse (356051413125), we get a palindrome (877365563778).

The spelling of 521314150653 in words is "five hundred twenty-one billion, three hundred fourteen million, one hundred fifty thousand, six hundred fifty-three".