652040323011 has 80 divisors (see below), whose sum is σ = 1214869582080. Its totient is φ = 338586246720.

The previous prime is 652040323009. The next prime is 652040323063. The reversal of 652040323011 is 110323040256.

652040323011 is a `hidden beast` number, since 6 + 5 + 20 + 403 + 230 + 1 + 1 = 666.

It is not a de Polignac number, because 652040323011 - 2¹ = 652040323009 is a prime.

It is a super-2 number, since 2×652040323011² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (652040323411) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 16564525 + ... + 16603841.

It is an arithmetic number, because the mean of its divisors is an integer number (15185869776).

Almost surely, 2^652040323011 is an apocalyptic number.

652040323011 is a deficient number, since it is larger than the sum of its proper divisors (562829259069).

652040323011 is a wasteful number, since it uses less digits than its factorization.

652040323011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42006 (or 41997 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 652040323011 its reverse (110323040256), we get a palindrome (762363363267).

The spelling of 652040323011 in words is "six hundred fifty-two billion, forty million, three hundred twenty-three thousand, eleven".