378644018002732 has 24 divisors (see below), whose sum is σ = 662784775188480. Its totient is φ = 189276941992320.

The previous prime is 378644018002727. The next prime is 378644018002763. The reversal of 378644018002732 is 237200810446873.

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, 612908757 + ... + 613526227.

It is an arithmetic number, because the mean of its divisors is an integer number (27616032299520).

Almost surely, 2^{378644018002732} is an apocalyptic number.

It is an amenable number.

378644018002732 is a deficient number, since it is larger than the sum of its proper divisors (284140757185748).

378644018002732 is a wasteful number, since it uses less digits than its factorization.

378644018002732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653721 (or 653719 counting only the distinct ones).

The product of its (nonzero) digits is 10838016, while the sum is 55.

The spelling of 378644018002732 in words is "three hundred seventy-eight trillion, six hundred forty-four billion, eighteen million, two thousand, seven hundred thirty-two".