345026462078 has 4 divisors (see below), whose sum is σ = 517539693120. Its totient is φ = 172513231038.

The previous prime is 345026462023. The next prime is 345026462087. The reversal of 345026462078 is 870264620543.

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

It is a congruent number.

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, 86256615518 + ... + 86256615521.

It is an arithmetic number, because the mean of its divisors is an integer number (129384923280).

Almost surely, 2^345026462078 is an apocalyptic number.

345026462078 is a deficient number, since it is larger than the sum of its proper divisors (172513231042).

345026462078 is a wasteful number, since it uses less digits than its factorization.

345026462078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172513231041.

The product of its (nonzero) digits is 1935360, while the sum is 47.

The spelling of 345026462078 in words is "three hundred forty-five billion, twenty-six million, four hundred sixty-two thousand, seventy-eight".