378450246663 has 24 divisors (see below), whose sum is σ = 565178771456. Its totient is φ = 243774392400.

The previous prime is 378450246649. The next prime is 378450246667. The reversal of 378450246663 is 366642054873.

It is not a de Polignac number, because 378450246663 - 2¹² = 378450242567 is a prime.

It is a super-3 number, since 3×378450246663³ (a number of 36 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378450246667) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 898795 + ... + 1250892.

Almost surely, 2^378450246663 is an apocalyptic number.

378450246663 is a deficient number, since it is larger than the sum of its proper divisors (186728524793).

378450246663 is a wasteful number, since it uses less digits than its factorization.

378450246663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2150355 (or 2150352 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 54.

The spelling of 378450246663 in words is "three hundred seventy-eight billion, four hundred fifty million, two hundred forty-six thousand, six hundred sixty-three".