345448541878 has 16 divisors (see below), whose sum is σ = 571107058704. Its totient is φ = 155403279360.

The previous prime is 345448541861. The next prime is 345448541909. The reversal of 345448541878 is 878145844543.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80937075 + ... + 80941342.

It is an arithmetic number, because the mean of its divisors is an integer number (35694191169).

Almost surely, 2^345448541878 is an apocalyptic number.

345448541878 is a deficient number, since it is larger than the sum of its proper divisors (225658516826).

345448541878 is a wasteful number, since it uses less digits than its factorization.

345448541878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161878527.

The product of its digits is 68812800, while the sum is 61.

The spelling of 345448541878 in words is "three hundred forty-five billion, four hundred forty-eight million, five hundred forty-one thousand, eight hundred seventy-eight".