378708200663 has 6 divisors (see below), whose sum is σ = 410080477824. Its totient is φ = 349576800456.

The previous prime is 378708200657. The next prime is 378708200693. The reversal of 378708200663 is 366002807873.

It is a happy number.

It is not a de Polignac number, because 378708200663 - 2²⁶ = 378641091799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378708200603) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1120438295 + ... + 1120438632.

It is an arithmetic number, because the mean of its divisors is an integer number (68346746304).

Almost surely, 2^378708200663 is an apocalyptic number.

378708200663 is a deficient number, since it is larger than the sum of its proper divisors (31372277161).

378708200663 is a wasteful number, since it uses less digits than its factorization.

378708200663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2240876953 (or 2240876940 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 50.

The spelling of 378708200663 in words is "three hundred seventy-eight billion, seven hundred eight million, two hundred thousand, six hundred sixty-three".