20364126036 has 12 divisors (see below), whose sum is σ = 47516294112. Its totient is φ = 6788042008.

The previous prime is 20364126011. The next prime is 20364126037. The reversal of 20364126036 is 63062146302.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 20364125988 and 20364126006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20364126037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 848505240 + ... + 848505263.

It is an arithmetic number, because the mean of its divisors is an integer number (3959691176).

Almost surely, 2^20364126036 is an apocalyptic number.

It is an amenable number.

20364126036 is an abundant number, since it is smaller than the sum of its proper divisors (27152168076).

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

20364126036 is a wasteful number, since it uses less digits than its factorization.

20364126036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1697010510 (or 1697010508 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 33.

The spelling of 20364126036 in words is "twenty billion, three hundred sixty-four million, one hundred twenty-six thousand, thirty-six".