20361839612 has 12 divisors (see below), whose sum is σ = 35960130360. Its totient is φ = 10087516656.

The previous prime is 20361839567. The next prime is 20361839621. The reversal of 20361839612 is 21693816302.

It is a self number, because there is not a number n which added to its sum of digits gives 20361839612.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 23350298 + ... + 23351169.

It is an arithmetic number, because the mean of its divisors is an integer number (2996677530).

Almost surely, 2^20361839612 is an apocalyptic number.

It is an amenable number.

20361839612 is a deficient number, since it is larger than the sum of its proper divisors (15598290748).

20361839612 is a wasteful number, since it uses less digits than its factorization.

20361839612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46701580 (or 46701578 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 20361839612 in words is "twenty billion, three hundred sixty-one million, eight hundred thirty-nine thousand, six hundred twelve".