20062686996864 has 48 divisors (see below), whose sum is σ = 57732471700020. Its totient is φ = 6687562331904.

The previous prime is 20062686996857. The next prime is 20062686996883. The reversal of 20062686996864 is 46869968626002.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×20062686996864² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 20062686996792 and 20062686996801.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8707762302 + ... + 8707764605.

Almost surely, 2^{20062686996864} is an apocalyptic number.

20062686996864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20062686996864 is an abundant number, since it is smaller than the sum of its proper divisors (37669784703156).

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

20062686996864 is a wasteful number, since it uses less digits than its factorization.

20062686996864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17415526927 (or 17415526912 counting only the distinct ones).

The product of its (nonzero) digits is 644972544, while the sum is 72.

The spelling of 20062686996864 in words is "twenty trillion, sixty-two billion, six hundred eighty-six million, nine hundred ninety-six thousand, eight hundred sixty-four".