20706502326 has 16 divisors (see below), whose sum is σ = 42532275504. Its totient is φ = 6715622304.

The previous prime is 20706502283. The next prime is 20706502331. The reversal of 20706502326 is 62320560702.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46636045 + ... + 46636488.

It is an arithmetic number, because the mean of its divisors is an integer number (2658267219).

Almost surely, 2^20706502326 is an apocalyptic number.

20706502326 is an abundant number, since it is smaller than the sum of its proper divisors (21825773178).

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

20706502326 is a wasteful number, since it uses less digits than its factorization.

20706502326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93272575.

The product of its (nonzero) digits is 30240, while the sum is 33.

The spelling of 20706502326 in words is "twenty billion, seven hundred six million, five hundred two thousand, three hundred twenty-six".