146105142521609 has 8 divisors (see below), whose sum is σ = 147735737902368. Its totient is φ = 144477085034880.

The previous prime is 146105142521567. The next prime is 146105142521683. The reversal of 146105142521609 is 906125241501641.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146105142521609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (146105142521209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634357727 + ... + 634588004.

It is an arithmetic number, because the mean of its divisors is an integer number (18466967237796).

Almost surely, 2^{146105142521609} is an apocalyptic number.

It is an amenable number.

146105142521609 is a deficient number, since it is larger than the sum of its proper divisors (1630595380759).

146105142521609 is a wasteful number, since it uses less digits than its factorization.

146105142521609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268947015.

The product of its (nonzero) digits is 518400, while the sum is 47.

The spelling of 146105142521609 in words is "one hundred forty-six trillion, one hundred five billion, one hundred forty-two million, five hundred twenty-one thousand, six hundred nine".