342720088929 has 45 divisors (see below), whose sum is σ = 530463782563. Its totient is φ = 220503085488.

The previous prime is 342720088903. The next prime is 342720088937. The reversal of 342720088929 is 929880027243.

It is a happy number.

The square root of 342720088929 is 585423.

It is a perfect power (a square), and thus also a powerful number.

342720088929 is a `hidden beast` number, since 3 + 427 + 200 + 8 + 8 + 9 + 2 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 179714101329 + 163005987600 = 423927^2 + 403740^2 .

It is not a de Polignac number, because 342720088929 - 2¹¹ = 342720086881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342720088129) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 152794282 + ... + 152796524.

Almost surely, 2^342720088929 is an apocalyptic number.

342720088929 is the 585423-rd square number.

342720088929 is the 292712-nd centered octagonal number.

It is an amenable number.

342720088929 is a deficient number, since it is larger than the sum of its proper divisors (187743693634).

342720088929 is an frugal number, since it uses more digits than its factorization.

342720088929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4556 (or 2275 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 342720088929 in words is "three hundred forty-two billion, seven hundred twenty million, eighty-eight thousand, nine hundred twenty-nine".