20686652233062 has 16 divisors (see below), whose sum is σ = 41374130568960. Its totient is φ = 6895413060552.

The previous prime is 20686652233057. The next prime is 20686652233073. The reversal of 20686652233062 is 26033225668602.

It is a super-2 number, since 2×20686652233062² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20686652232996 and 20686652233014.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 34095178 + ... + 34696605.

It is an arithmetic number, because the mean of its divisors is an integer number (2585883160560).

Almost surely, 2^{20686652233062} is an apocalyptic number.

20686652233062 is an abundant number, since it is smaller than the sum of its proper divisors (20687478335898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20686652233062 is a wasteful number, since it uses less digits than its factorization.

20686652233062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68841907.

The product of its (nonzero) digits is 7464960, while the sum is 51.

The spelling of 20686652233062 in words is "twenty trillion, six hundred eighty-six billion, six hundred fifty-two million, two hundred thirty-three thousand, sixty-two".