20116756002434 has 36 divisors (see below), whose sum is σ = 38009518542594. Its totient is φ = 7958277093312.

The previous prime is 20116756002407. The next prime is 20116756002439. The reversal of 20116756002434 is 43420065761102.

It can be written as a sum of positive squares in 3 ways, for example, as 12038797271809 + 8077958730625 = 3469697^2 + 2842175^2 .

It is a super-2 number, since 2×20116756002434² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20116756002391 and 20116756002400.

It is not an unprimeable number, because it can be changed into a prime (20116756002439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 607300067 + ... + 607333190.

Almost surely, 2^{20116756002434} is an apocalyptic number.

20116756002434 is a deficient number, since it is larger than the sum of its proper divisors (17892762540160).

20116756002434 is a wasteful number, since it uses less digits than its factorization.

20116756002434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1214633299 (or 1214633279 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 41.

The spelling of 20116756002434 in words is "twenty trillion, one hundred sixteen billion, seven hundred fifty-six million, two thousand, four hundred thirty-four".