20346640613126 has 8 divisors (see below), whose sum is σ = 30563498669184. Its totient is φ = 10158807723400.

The previous prime is 20346640613107. The next prime is 20346640613137. The reversal of 20346640613126 is 62131604664302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7256289830 + ... + 7256292633.

It is an arithmetic number, because the mean of its divisors is an integer number (3820437333648).

Almost surely, 2^{20346640613126} is an apocalyptic number.

20346640613126 is a deficient number, since it is larger than the sum of its proper divisors (10216858056058).

20346640613126 is a wasteful number, since it uses less digits than its factorization.

20346640613126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14512583166.

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 20346640613126 in words is "twenty trillion, three hundred forty-six billion, six hundred forty million, six hundred thirteen thousand, one hundred twenty-six".