345048417842 has 4 divisors (see below), whose sum is σ = 517572626766. Its totient is φ = 172524208920.

The previous prime is 345048417839. The next prime is 345048417859. The reversal of 345048417842 is 248714840543.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 273299973961 + 71748443881 = 522781^2 + 267859^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86262104459 + ... + 86262104462.

Almost surely, 2^345048417842 is an apocalyptic number.

345048417842 is a deficient number, since it is larger than the sum of its proper divisors (172524208924).

345048417842 is a wasteful number, since it uses less digits than its factorization.

345048417842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172524208923.

The product of its (nonzero) digits is 3440640, while the sum is 50.

The spelling of 345048417842 in words is "three hundred forty-five billion, forty-eight million, four hundred seventeen thousand, eight hundred forty-two".