536602620521 has 20 divisors (see below), whose sum is σ = 590941924560. Its totient is φ = 487256366520.

The previous prime is 536602620469. The next prime is 536602620523. The reversal of 536602620521 is 125026206635.

It is a de Polignac number, because none of the positive numbers 2^k-536602620521 is a prime.

It is a super-2 number, since 2×536602620521² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (536602620523) 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 19 ways as a sum of consecutive naturals, for example, 12907250 + ... + 12948756.

It is an arithmetic number, because the mean of its divisors is an integer number (29547096228).

Almost surely, 2^536602620521 is an apocalyptic number.

It is an amenable number.

536602620521 is a deficient number, since it is larger than the sum of its proper divisors (54339304039).

536602620521 is an frugal number, since it uses more digits than its factorization.

536602620521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42434 (or 42401 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 536602620521 in words is "five hundred thirty-six billion, six hundred two million, six hundred twenty thousand, five hundred twenty-one".