146370505409 has 8 divisors (see below), whose sum is σ = 154101613440. Its totient is φ = 138642137136.

The previous prime is 146370505381. The next prime is 146370505423. The reversal of 146370505409 is 904505073641.

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

It is a cyclic number.

It is not a de Polignac number, because 146370505409 - 2⁸ = 146370505153 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 146370505409.

It is not an unprimeable number, because it can be changed into a prime (146370505499) 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, 574814 + ... + 789399.

It is an arithmetic number, because the mean of its divisors is an integer number (19262701680).

Almost surely, 2^146370505409 is an apocalyptic number.

146370505409 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

146370505409 is a deficient number, since it is larger than the sum of its proper divisors (7731108031).

146370505409 is a wasteful number, since it uses less digits than its factorization.

146370505409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369879.

The product of its (nonzero) digits is 453600, while the sum is 44.

The spelling of 146370505409 in words is "one hundred forty-six billion, three hundred seventy million, five hundred five thousand, four hundred nine".