146855638593 has 12 divisors (see below), whose sum is σ = 212238089700. Its totient is φ = 97851476736.

The previous prime is 146855638583. The next prime is 146855638613. The reversal of 146855638593 is 395836558641.

It is a happy number.

146855638593 is a `hidden beast` number, since 1 + 4 + 6 + 8 + 5 + 5 + 6 + 38 + 593 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 52218191169 + 94637447424 = 228513^2 + 307632^2 .

It is not a de Polignac number, because 146855638593 - 2⁵ = 146855638561 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 146855638593.

It is not an unprimeable number, because it can be changed into a prime (146855638583) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4339068 + ... + 4372781.

It is an arithmetic number, because the mean of its divisors is an integer number (17686507475).

Almost surely, 2^146855638593 is an apocalyptic number.

It is an amenable number.

146855638593 is a deficient number, since it is larger than the sum of its proper divisors (65382451107).

146855638593 is a wasteful number, since it uses less digits than its factorization.

146855638593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8713728 (or 8713725 counting only the distinct ones).

The product of its digits is 93312000, while the sum is 63.

The spelling of 146855638593 in words is "one hundred forty-six billion, eight hundred fifty-five million, six hundred thirty-eight thousand, five hundred ninety-three".