146745606138 has 32 divisors (see below), whose sum is σ = 295082948160. Its totient is φ = 48650085120.

The previous prime is 146745606121. The next prime is 146745606157. The reversal of 146745606138 is 831606547641.

It is a Curzon 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, 3669133 + ... + 3708911.

It is an arithmetic number, because the mean of its divisors is an integer number (9221342130).

Almost surely, 2^146745606138 is an apocalyptic number.

146745606138 is an abundant number, since it is smaller than the sum of its proper divisors (148337342022).

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

146745606138 is a wasteful number, since it uses less digits than its factorization.

146745606138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43102.

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 146745606138 in words is "one hundred forty-six billion, seven hundred forty-five million, six hundred six thousand, one hundred thirty-eight".