146794209122 has 30 divisors (see below), whose sum is σ = 242317166715. Its totient is φ = 66694839420.

The previous prime is 146794209119. The next prime is 146794209151. The reversal of 146794209122 is 221902497641.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 73397104561 + 73397104561 = 270919^2 + 270919^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=270919.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 65561279 + ... + 65563517.

Almost surely, 2^146794209122 is an apocalyptic number.

146794209122 is a deficient number, since it is larger than the sum of its proper divisors (95522957593).

146794209122 is an frugal number, since it uses more digits than its factorization.

146794209122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4524 (or 2252 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 47.

The spelling of 146794209122 in words is "one hundred forty-six billion, seven hundred ninety-four million, two hundred nine thousand, one hundred twenty-two".