146729223472 has 40 divisors (see below), whose sum is σ = 306182059344. Its totient is φ = 67715453184.

The previous prime is 146729223449. The next prime is 146729223523. The reversal of 146729223472 is 274322927641.

It is a super-2 number, since 2×146729223472² (a number of 23 digits) contains 22 as substring.

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, 3358923 + ... + 3402325.

Almost surely, 2^146729223472 is an apocalyptic number.

It is an amenable number.

146729223472 is an abundant number, since it is smaller than the sum of its proper divisors (159452835872).

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

146729223472 is a wasteful number, since it uses less digits than its factorization.

146729223472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59677 (or 59671 counting only the distinct ones).

The product of its digits is 2032128, while the sum is 49.

The spelling of 146729223472 in words is "one hundred forty-six billion, seven hundred twenty-nine million, two hundred twenty-three thousand, four hundred seventy-two".