378309975704 has 16 divisors (see below), whose sum is σ = 733790901600. Its totient is φ = 182632401952.

The previous prime is 378309975697. The next prime is 378309975713. The reversal of 378309975704 is 407579903873.

It is a super-2 number, since 2×378309975704² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 815322992 + ... + 815323455.

It is an arithmetic number, because the mean of its divisors is an integer number (45861931350).

Almost surely, 2^378309975704 is an apocalyptic number.

It is an amenable number.

378309975704 is a deficient number, since it is larger than the sum of its proper divisors (355480925896).

378309975704 is a wasteful number, since it uses less digits than its factorization.

378309975704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1630646482 (or 1630646478 counting only the distinct ones).

The product of its (nonzero) digits is 40007520, while the sum is 62.

The spelling of 378309975704 in words is "three hundred seventy-eight billion, three hundred nine million, nine hundred seventy-five thousand, seven hundred four".