340551515242 has 8 divisors (see below), whose sum is σ = 528442006500. Its totient is φ = 164404179744.

The previous prime is 340551515209. The next prime is 340551515243. The reversal of 340551515242 is 242515155043.

It can be written as a sum of positive squares in 2 ways, for example, as 339901826121 + 649689121 = 583011^2 + 25489^2 .

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

It is not an unprimeable number, because it can be changed into a prime (340551515243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2935788867 + ... + 2935788982.

Almost surely, 2^340551515242 is an apocalyptic number.

340551515242 is a deficient number, since it is larger than the sum of its proper divisors (187890491258).

340551515242 is a wasteful number, since it uses less digits than its factorization.

340551515242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5871577880.

The product of its (nonzero) digits is 120000, while the sum is 37.

The spelling of 340551515242 in words is "three hundred forty billion, five hundred fifty-one million, five hundred fifteen thousand, two hundred forty-two".