20344512126246 has 32 divisors (see below), whose sum is σ = 50729173095168. Its totient is φ = 5284288863840.

The previous prime is 20344512126217. The next prime is 20344512126277. The reversal of 20344512126246 is 64262121544302.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 20344512126198 and 20344512126207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22017869805 + ... + 22017870728.

It is an arithmetic number, because the mean of its divisors is an integer number (1585286659224).

Almost surely, 2^{20344512126246} is an apocalyptic number.

20344512126246 is an abundant number, since it is smaller than the sum of its proper divisors (30384660968922).

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

20344512126246 is a wasteful number, since it uses less digits than its factorization.

20344512126246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44035740556.

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 20344512126246 in words is "twenty trillion, three hundred forty-four billion, five hundred twelve million, one hundred twenty-six thousand, two hundred forty-six".