142434240266 has 8 divisors (see below), whose sum is σ = 213659924580. Its totient is φ = 71214265408.

The previous prime is 142434240251. The next prime is 142434240281. The reversal of 142434240266 is 662042434241.

It is an interprime number because it is at equal distance from previous prime (142434240251) and next prime (142434240281).

It can be written as a sum of positive squares in 2 ways, for example, as 127321226041 + 15113014225 = 356821^2 + 122935^2 .

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

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, 1364441 + ... + 1465116.

Almost surely, 2^142434240266 is an apocalyptic number.

142434240266 is a deficient number, since it is larger than the sum of its proper divisors (71225684314).

142434240266 is a wasteful number, since it uses less digits than its factorization.

142434240266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2854728.

The product of its (nonzero) digits is 221184, while the sum is 38.

The spelling of 142434240266 in words is "one hundred forty-two billion, four hundred thirty-four million, two hundred forty thousand, two hundred sixty-six".