146020107505 has 4 divisors (see below), whose sum is σ = 175224129012. Its totient is φ = 116816086000.

The previous prime is 146020107473. The next prime is 146020107593. The reversal of 146020107505 is 505701020641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 57387077136 + 88633030369 = 239556^2 + 297713^2 .

It is not a de Polignac number, because 146020107505 - 2⁵ = 146020107473 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian 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, 14602010746 + ... + 14602010755.

It is an arithmetic number, because the mean of its divisors is an integer number (43806032253).

Almost surely, 2^146020107505 is an apocalyptic number.

It is an amenable number.

146020107505 is a deficient number, since it is larger than the sum of its proper divisors (29204021507).

146020107505 is an equidigital number, since it uses as much as digits as its factorization.

146020107505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29204021506.

The product of its (nonzero) digits is 8400, while the sum is 31.

The spelling of 146020107505 in words is "one hundred forty-six billion, twenty million, one hundred seven thousand, five hundred five".