345401137078 has 8 divisors (see below), whose sum is σ = 518104790280. Its totient is φ = 172699540320.

The previous prime is 345401137063. The next prime is 345401137097. The reversal of 345401137078 is 870731104543.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14493 + ... + 831271.

It is an arithmetic number, because the mean of its divisors is an integer number (64763098785).

Almost surely, 2^345401137078 is an apocalyptic number.

345401137078 is a deficient number, since it is larger than the sum of its proper divisors (172703653202).

345401137078 is a wasteful number, since it uses less digits than its factorization.

345401137078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028222.

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 345401137078 in words is "three hundred forty-five billion, four hundred one million, one hundred thirty-seven thousand, seventy-eight".