20146105250344 has 16 divisors (see below), whose sum is σ = 37774785191220. Its totient is φ = 10072829199360.

The previous prime is 20146105250339. The next prime is 20146105250377. The reversal of 20146105250344 is 44305250164102.

It can be written as a sum of positive squares in 2 ways, for example, as 13774772027844 + 6371333222500 = 3711438^2 + 2524150^2 .

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, 27544699 + ... + 28266634.

Almost surely, 2^{20146105250344} is an apocalyptic number.

It is an amenable number.

20146105250344 is a deficient number, since it is larger than the sum of its proper divisors (17628679940876).

20146105250344 is a wasteful number, since it uses less digits than its factorization.

20146105250344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55856460 (or 55856456 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 20146105250344 in words is "twenty trillion, one hundred forty-six billion, one hundred five million, two hundred fifty thousand, three hundred forty-four".