20164362436 has 12 divisors (see below), whose sum is σ = 36038435328. Its totient is φ = 9867666632.

The previous prime is 20164362433. The next prime is 20164362437. The reversal of 20164362436 is 63426346102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20164362395 and 20164362404.

It is not an unprimeable number, because it can be changed into a prime (20164362431) 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, 53628436 + ... + 53628811.

It is an arithmetic number, because the mean of its divisors is an integer number (3003202944).

Almost surely, 2^20164362436 is an apocalyptic number.

It is an amenable number.

20164362436 is a deficient number, since it is larger than the sum of its proper divisors (15874072892).

20164362436 is a wasteful number, since it uses less digits than its factorization.

20164362436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107257298 (or 107257296 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 37.

The spelling of 20164362436 in words is "twenty billion, one hundred sixty-four million, three hundred sixty-two thousand, four hundred thirty-six".