147193185506 has 16 divisors (see below), whose sum is σ = 223565695488. Its totient is φ = 72676094400.

The previous prime is 147193185431. The next prime is 147193185527. The reversal of 147193185506 is 605581391741.

147193185506 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1140410 + ... + 1262901.

It is an arithmetic number, because the mean of its divisors is an integer number (13972855968).

Almost surely, 2^147193185506 is an apocalyptic number.

147193185506 is a deficient number, since it is larger than the sum of its proper divisors (76372509982).

147193185506 is a wasteful number, since it uses less digits than its factorization.

147193185506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2403697.

The product of its (nonzero) digits is 907200, while the sum is 50.

The spelling of 147193185506 in words is "one hundred forty-seven billion, one hundred ninety-three million, one hundred eighty-five thousand, five hundred six".