345545240141242 has 8 divisors (see below), whose sum is σ = 520948915340436. Its totient is φ = 171895601694432.

The previous prime is 345545240141207. The next prime is 345545240141263. The reversal of 345545240141242 is 242141042545543.

It can be written as a sum of positive squares in 2 ways, for example, as 317751266685241 + 27793973456001 = 17825579^2 + 5271999^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×345545240141242² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 345545240141192 and 345545240141201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438509187603 + ... + 438509188390.

Almost surely, 2^{345545240141242} is an apocalyptic number.

345545240141242 is a deficient number, since it is larger than the sum of its proper divisors (175403675199194).

345545240141242 is a wasteful number, since it uses less digits than its factorization.

345545240141242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 877018376192.

The product of its (nonzero) digits is 3072000, while the sum is 46.

Adding to 345545240141242 its reverse (242141042545543), we get a palindrome (587686282686785).

The spelling of 345545240141242 in words is "three hundred forty-five trillion, five hundred forty-five billion, two hundred forty million, one hundred forty-one thousand, two hundred forty-two".