146774561512 has 32 divisors (see below), whose sum is σ = 291481182720. Its totient is φ = 69048928000.

The previous prime is 146774561509. The next prime is 146774561519. The reversal of 146774561512 is 215165477641.

146774561512 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×146774561512² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146774561519) 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, 276153 + ... + 608119.

It is an arithmetic number, because the mean of its divisors is an integer number (9108786960).

Almost surely, 2^146774561512 is an apocalyptic number.

It is an amenable number.

146774561512 is a deficient number, since it is larger than the sum of its proper divisors (144706621208).

146774561512 is a wasteful number, since it uses less digits than its factorization.

146774561512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335241 (or 335237 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 49.

The spelling of 146774561512 in words is "one hundred forty-six billion, seven hundred seventy-four million, five hundred sixty-one thousand, five hundred twelve".