342455688721512 has 96 divisors (see below), whose sum is σ = 993076229176200. Its totient is φ = 106229920591872.

The previous prime is 342455688721453. The next prime is 342455688721571. The reversal of 342455688721512 is 215127886554243.

342455688721512 is a `hidden beast` number, since 3 + 4 + 2 + 4 + 55 + 68 + 8 + 7 + 2 + 1 + 512 = 666.

It is an interprime number because it is at equal distance from previous prime (342455688721453) and next prime (342455688721571).

It can be written as a sum of positive squares in 4 ways, for example, as 300758629651236 + 41697059070276 = 17342394^2 + 6457326^2 .

It is a super-2 number, since 2×342455688721512² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 342455688721512.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1571711623 + ... + 1571929494.

Almost surely, 2^{342455688721512} is an apocalyptic number.

It is an amenable number.

342455688721512 is an abundant number, since it is smaller than the sum of its proper divisors (650620540454688).

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

342455688721512 is a wasteful number, since it uses less digits than its factorization.

342455688721512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3143641235 (or 3143641228 counting only the distinct ones).

The product of its digits is 129024000, while the sum is 63.

The spelling of 342455688721512 in words is "three hundred forty-two trillion, four hundred fifty-five billion, six hundred eighty-eight million, seven hundred twenty-one thousand, five hundred twelve".