378131222798 has 32 divisors (see below), whose sum is σ = 658967249664. Its totient is φ = 159378512832.

The previous prime is 378131222741. The next prime is 378131222801. The reversal of 378131222798 is 897222131873.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252065 + ... + 905427.

It is an arithmetic number, because the mean of its divisors is an integer number (20592726552).

Almost surely, 2^378131222798 is an apocalyptic number.

378131222798 is a deficient number, since it is larger than the sum of its proper divisors (280836026866).

378131222798 is a wasteful number, since it uses less digits than its factorization.

378131222798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654056.

The product of its digits is 2032128, while the sum is 53.

The spelling of 378131222798 in words is "three hundred seventy-eight billion, one hundred thirty-one million, two hundred twenty-two thousand, seven hundred ninety-eight".